diff --git a/Cargo.lock b/Cargo.lock
index 5bbb0a2..89d6383 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,15 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+[[package]]
+name = "alsa-sys"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b0edcbbf9ef68f15ae1b620f722180b82a98b6f0628d30baa6b8d2a5abc87d58"
+dependencies = [
+ "libc",
+ "pkg-config",
+]
+
 [[package]]
 name = "andrew"
 version = "0.2.1"
@@ -56,6 +66,26 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
 
+[[package]]
+name = "bindgen"
+version = "0.53.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c72a978d268b1d70b0e963217e60fdabd9523a941457a6c42a7315d15c7e89e5"
+dependencies = [
+ "bitflags",
+ "cexpr",
+ "cfg-if",
+ "clang-sys",
+ "lazy_static",
+ "lazycell",
+ "peeking_take_while",
+ "proc-macro2 1.0.18",
+ "quote 1.0.7",
+ "regex",
+ "rustc-hash",
+ "shlex",
+]
+
 [[package]]
 name = "bitflags"
 version = "1.2.1"
@@ -99,9 +129,18 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.55"
+version = "1.0.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1be3409f94d7bdceeb5f5fac551039d9b3f00e25da7a74fc4d33400a0d96368"
+checksum = "f9a06fb2e53271d7c279ec1efea6ab691c35a2ae67ec0d91d7acec0caf13b518"
+
+[[package]]
+name = "cexpr"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f4aedb84272dbe89af497cf81375129abda4fc0a9e7c5d317498c15cc30c0d27"
+dependencies = [
+ "nom",
+]
 
 [[package]]
 name = "cfg-if"
@@ -115,10 +154,28 @@ version = "0.1.0"
 dependencies = [
  "pixels",
  "rand",
+ "rodio",
  "winit",
  "winit_input_helper",
 ]
 
+[[package]]
+name = "clang-sys"
+version = "0.29.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fe6837df1d5cba2397b835c8530f51723267e16abbf83892e9e5af4f0e5dd10a"
+dependencies = [
+ "glob",
+ "libc",
+ "libloading 0.5.2",
+]
+
+[[package]]
+name = "claxon"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f86c952727a495bda7abaf09bafdee1a939194dd793d9a8e26281df55ac43b00"
+
 [[package]]
 name = "cloudabi"
 version = "0.0.3"
@@ -155,10 +212,16 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "57d24c7a13c43e870e37c1556b74555437870a04514f7685f5b354e090567171"
 dependencies = [
- "core-foundation-sys",
+ "core-foundation-sys 0.7.0",
  "libc",
 ]
 
+[[package]]
+name = "core-foundation-sys"
+version = "0.6.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e7ca8a5221364ef15ce201e8ed2f609fc312682a8f4e0e3d4aa5879764e0fa3b"
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.7.0"
@@ -184,20 +247,56 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34ecad23610ad9757664d644e369246edde1803fcb43ed72876565098a5d3828"
 dependencies = [
  "cfg-if",
- "core-foundation-sys",
+ "core-foundation-sys 0.7.0",
  "core-graphics",
  "libc",
  "objc",
 ]
 
 [[package]]
-name = "d3d12"
-version = "0.3.0"
+name = "coreaudio-rs"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc7ed48e89905e5e146bcc1951cc3facb9e44aea9adf5dc01078cda1bd24b662"
+checksum = "f229761965dad3e9b11081668a6ea00f1def7aa46062321b5ec245b834f6e491"
 dependencies = [
  "bitflags",
- "libloading 0.5.2",
+ "coreaudio-sys",
+]
+
+[[package]]
+name = "coreaudio-sys"
+version = "0.2.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d6570ee6e089131e928d5ec9236db9e818aa3cf850f48b0eec6ef700571271d4"
+dependencies = [
+ "bindgen",
+]
+
+[[package]]
+name = "cpal"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6b55d55d69f403f62a95bd3c04b431e0aedf5120c70f15d07a8edd234443dd59"
+dependencies = [
+ "alsa-sys",
+ "core-foundation-sys 0.6.2",
+ "coreaudio-rs",
+ "lazy_static",
+ "libc",
+ "num-traits",
+ "stdweb",
+ "thiserror",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "d3d12"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1324bc4eae34f03b0ced586da5ae2b1ab46acfdae68b5b26d2e23dadae376a2"
+dependencies = [
+ "bitflags",
+ "libloading 0.6.2",
  "winapi 0.3.9",
 ]
 
@@ -229,9 +328,9 @@ dependencies = [
 
 [[package]]
 name = "downcast-rs"
-version = "1.1.1"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52ba6eb47c2131e784a38b726eb54c1e1484904f013e576a25354d0124161af6"
+checksum = "9ea835d29036a4087793836fa931b08837ad5e957da9e23886b29586fb9b6650"
 
 [[package]]
 name = "foreign-types"
@@ -356,9 +455,9 @@ dependencies = [
 
 [[package]]
 name = "gfx-backend-dx12"
-version = "0.5.7"
+version = "0.5.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e1a979a793023717bcaa7511c8cbb449bab550c093737c98674a659a2bbaf73"
+checksum = "05218b5c94539f22ac7d6feb4b2482431b89f6cc897132494701ac48619218d7"
 dependencies = [
  "bitflags",
  "d3d12",
@@ -374,11 +473,12 @@ dependencies = [
 
 [[package]]
 name = "gfx-backend-empty"
-version = "0.5.0"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b67bd2d7bc022b257ddbdabc5fa3b10c29c292372c3409f2b6a6e3f4e11cdb85"
+checksum = "2e0f922b263916801583b7a1d58213f51c46a225c1cdf29f6d10135a23945f07"
 dependencies = [
  "gfx-hal",
+ "log",
  "raw-window-handle",
 ]
 
@@ -411,9 +511,9 @@ dependencies = [
 
 [[package]]
 name = "gfx-backend-vulkan"
-version = "0.5.9"
+version = "0.5.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f2e8bb53e5bea0bfec7035462a75717cd04d733963a225c816339a671ef108b"
+checksum = "84ab530c440abee3e8bb31c3920a9e7047a3a676f8fe9f2541416dd407cf956a"
 dependencies = [
  "arrayvec",
  "ash",
@@ -463,6 +563,12 @@ dependencies = [
  "slab",
 ]
 
+[[package]]
+name = "glob"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9b919933a397b79c37e33b77bb2aa3dc8eb6e165ad809e58ff75bc7db2e34574"
+
 [[package]]
 name = "hibitset"
 version = "0.6.3"
@@ -473,10 +579,16 @@ dependencies = [
 ]
 
 [[package]]
-name = "instant"
-version = "0.1.4"
+name = "hound"
+version = "3.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7777a24a1ce5de49fcdde84ec46efa487c3af49d5b6e6e0a50367cc5c1096182"
+checksum = "8a164bb2ceaeff4f42542bdb847c41517c78a60f5649671b2a07312b6e117549"
+
+[[package]]
+name = "instant"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b141fdc7836c525d4d594027d318c84161ca17aaf8113ab1f81ab93ae897485"
 
 [[package]]
 name = "iovec"
@@ -495,9 +607,9 @@ checksum = "8eaf4bc02d17cbdd7ff4c7438cafcdf7fb9a4613313ad11b4f8fefe7d3fa0130"
 
 [[package]]
 name = "js-sys"
-version = "0.3.40"
+version = "0.3.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce10c23ad2ea25ceca0093bd3192229da4c5b3c0f2de499c1ecac0d98d452177"
+checksum = "52732a3d3ad72c58ad2dc70624f9c17b46ecd0943b9a4f1ee37c4c18c5d983e2"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -525,10 +637,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b294d6fa9ee409a054354afc4352b0b9ef7ca222c69b8812cbea9e7d2bf3783f"
 
 [[package]]
-name = "libc"
-version = "0.2.71"
+name = "lewton"
+version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9457b06509d27052635f90d6466700c65095fdf75409b3fbdd903e988b886f49"
+checksum = "be42bea7971f4ba0ea1e215730c29bc1ff9bd2a9c10013912f42a8dcf8d77c0d"
+dependencies = [
+ "byteorder",
+ "ogg",
+ "tinyvec",
+]
+
+[[package]]
+name = "libc"
+version = "0.2.72"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a9f8082297d534141b30c8d39e9b1773713ab50fdbe4ff30f750d063b3bfd701"
 
 [[package]]
 name = "libloading"
@@ -576,6 +699,15 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "mach"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b823e83b2affd8f40a9ee8c29dbc56404c1e34cd2710921f2801e2cf29527afa"
+dependencies = [
+ "libc",
+]
+
 [[package]]
 name = "malloc_buf"
 version = "0.0.6"
@@ -591,6 +723,12 @@ version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
 
+[[package]]
+name = "memchr"
+version = "2.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3728d817d99e5ac407411fa471ff9800a778d88a24685968b36824eaf4bee400"
+
 [[package]]
 name = "memmap"
 version = "0.7.0"
@@ -616,6 +754,25 @@ dependencies = [
  "objc",
 ]
 
+[[package]]
+name = "minimp3"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dce0cff6a0bfd3f8b6b2350819bbddd63bc65cc45e53888bdd0ff49dde16d2d5"
+dependencies = [
+ "minimp3-sys",
+ "slice-deque",
+]
+
+[[package]]
+name = "minimp3-sys"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e21c73734c69dc95696c9ed8926a2b393171d98b3f5f5935686a26a487ab9b90"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "mio"
 version = "0.6.22"
@@ -714,6 +871,16 @@ dependencies = [
  "void",
 ]
 
+[[package]]
+name = "nom"
+version = "5.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ffb4262d26ed83a1c0a33a38fe2bb15797329c85770da05e6b828ddb782627af"
+dependencies = [
+ "memchr",
+ "version_check",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.12"
@@ -764,6 +931,15 @@ dependencies = [
  "cc",
 ]
 
+[[package]]
+name = "ogg"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d79f1db9148be9d0e174bb3ac890f6030fcb1ed947267c5a91ee4c91b5a91e15"
+dependencies = [
+ "byteorder",
+]
+
 [[package]]
 name = "once_cell"
 version = "1.4.0"
@@ -772,9 +948,9 @@ checksum = "0b631f7e854af39a1739f401cf34a8a013dfe09eac4fa4dba91e9768bd28168d"
 
 [[package]]
 name = "ordered-float"
-version = "1.0.2"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18869315e81473c951eb56ad5558bbc56978562d3ecfb87abb7a1e944cea4518"
+checksum = "3741934be594d77de1c8461ebcbbe866f585ea616a9753aa78f2bdc69f0e4579"
 dependencies = [
  "num-traits",
 ]
@@ -825,6 +1001,12 @@ dependencies = [
  "unicode-xid 0.2.1",
 ]
 
+[[package]]
+name = "peeking_take_while"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
+
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -871,9 +1053,9 @@ dependencies = [
 
 [[package]]
 name = "pkg-config"
-version = "0.3.17"
+version = "0.3.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05da548ad6865900e60eaba7f589cc0783590a92e940c26953ff81ddbab2d677"
+checksum = "d36492546b6af1463394d46f0c834346f31548646f6ba10849802c9c9a27ac33"
 
 [[package]]
 name = "ppv-lite86"
@@ -883,9 +1065,9 @@ checksum = "237a5ed80e274dbc66f86bd59c1e25edc039660be53194b5fe0a482e0f2612ea"
 
 [[package]]
 name = "proc-macro-crate"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e10d4b51f154c8a7fb96fd6dad097cb74b863943ec010ac94b9fd1be8861fe1e"
+checksum = "1d6ea3c4595b96363c13943497db34af4460fb474a95c43f4446ad341b8c9785"
 dependencies = [
  "toml",
 ]
@@ -984,9 +1166,44 @@ dependencies = [
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.56"
+version = "0.1.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
+checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
+
+[[package]]
+name = "regex"
+version = "1.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c3780fcf44b193bc4d09f36d2a3c87b251da4a046c87795a0d35f4f927ad8e6"
+dependencies = [
+ "regex-syntax",
+]
+
+[[package]]
+name = "regex-syntax"
+version = "0.6.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26412eb97c6b088a6997e05f69403a802a92d520de2f8e63c2b65f9e0f47c4e8"
+
+[[package]]
+name = "rodio"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73bbf260262fd5501b7a17d6827e0d25c1127e921eb177150a060faf6e217a70"
+dependencies = [
+ "claxon",
+ "cpal",
+ "hound",
+ "lazy_static",
+ "lewton",
+ "minimp3",
+]
+
+[[package]]
+name = "rustc-hash"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
 
 [[package]]
 name = "rusttype"
@@ -1029,6 +1246,12 @@ version = "1.0.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5317f7588f0a5078ee60ef675ef96735a1442132dc645eb1d12c018620ed8cd3"
 
+[[package]]
+name = "shlex"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7fdf1b9db47230893d76faad238fd6097fd6d6a9245cd7a4d90dbd639536bbd2"
+
 [[package]]
 name = "slab"
 version = "0.4.2"
@@ -1036,10 +1259,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 
 [[package]]
-name = "smallvec"
-version = "1.4.0"
+name = "slice-deque"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c7cb5678e1615754284ec264d9bb5b4c27d2018577fd90ac0ceb578591ed5ee4"
+checksum = "31ef6ee280cdefba6d2d0b4b78a84a1c1a3f3a4cec98c2d4231c8bc225de0f25"
+dependencies = [
+ "libc",
+ "mach",
+ "winapi 0.3.9",
+]
+
+[[package]]
+name = "smallvec"
+version = "1.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3757cb9d89161a2f24e1cf78efa0c1fcff485d18e3f55e0aa3480824ddaa0f3f"
 
 [[package]]
 name = "smithay-client-toolkit"
@@ -1077,6 +1311,12 @@ dependencies = [
  "byteorder",
 ]
 
+[[package]]
+name = "stdweb"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef5430c8e36b713e13b48a9f709cc21e046723fe44ce34587b73a830203b533e"
+
 [[package]]
 name = "storage-map"
 version = "0.2.0"
@@ -1088,9 +1328,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.33"
+version = "1.0.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e8d5d96e8cbb005d6959f119f773bfaebb5684296108fb32600c00cde305b2cd"
+checksum = "936cae2873c940d92e697597c5eee105fb570cd5689c695806f672883653349b"
 dependencies = [
  "proc-macro2 1.0.18",
  "quote 1.0.7",
@@ -1129,6 +1369,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "tinyvec"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
+
 [[package]]
 name = "toml"
 version = "0.5.6"
@@ -1165,6 +1411,12 @@ version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f1bddf1187be692e79c5ffeab891132dfb0f236ed36a43c7ed39f1165ee20191"
 
+[[package]]
+name = "version_check"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b5a972e5669d67ba988ce3dc826706fb0a8b01471c088cb0b6110b805cc36aed"
+
 [[package]]
 name = "void"
 version = "1.0.2"
@@ -1190,9 +1442,9 @@ checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.63"
+version = "0.2.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c2dc4aa152834bc334f506c1a06b866416a8b6697d5c9f75b9a689c8486def0"
+checksum = "f3edbcc9536ab7eababcc6d2374a0b7bfe13a2b6d562c5e07f370456b1a8f33d"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -1200,9 +1452,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.63"
+version = "0.2.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ded84f06e0ed21499f6184df0e0cb3494727b0c5da89534e0fcc55c51d812101"
+checksum = "89ed2fb8c84bfad20ea66b26a3743f3e7ba8735a69fe7d95118c33ec8fc1244d"
 dependencies = [
  "bumpalo",
  "lazy_static",
@@ -1215,9 +1467,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.63"
+version = "0.2.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "838e423688dac18d73e31edce74ddfac468e37b1506ad163ffaf0a46f703ffe3"
+checksum = "eb071268b031a64d92fc6cf691715ca5a40950694d8f683c5bb43db7c730929e"
 dependencies = [
  "quote 1.0.7",
  "wasm-bindgen-macro-support",
@@ -1225,9 +1477,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.63"
+version = "0.2.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3156052d8ec77142051a533cdd686cba889537b213f948cd1d20869926e68e92"
+checksum = "cf592c807080719d1ff2f245a687cbadb3ed28b2077ed7084b47aba8b691f2c6"
 dependencies = [
  "proc-macro2 1.0.18",
  "quote 1.0.7",
@@ -1238,9 +1490,9 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.63"
+version = "0.2.65"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9ba19973a58daf4db6f352eda73dc0e289493cd29fb2632eb172085b6521acd"
+checksum = "72b6c0220ded549d63860c78c38f3bcc558d1ca3f4efa74942c536ddbbb55e87"
 
 [[package]]
 name = "wayland-client"
@@ -1304,9 +1556,9 @@ dependencies = [
 
 [[package]]
 name = "wgpu"
-version = "0.5.0"
+version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dbf715eb8571da470b856ecc67b057221360d9fce16f3e38001b2fb158d04012"
+checksum = "b5dece29f3cd403aabf4056595eabe4b9af56b8bfae12445f097cf8666a41829"
 dependencies = [
  "arrayvec",
  "parking_lot",
@@ -1319,9 +1571,9 @@ dependencies = [
 
 [[package]]
 name = "wgpu-core"
-version = "0.5.5"
+version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b093098e0782b0f46f154fac5c670ba27b7a5bff98dc943422c13852c696a2b0"
+checksum = "f07fd0b6b3b340465bce96286350d34b7661fb623ef24c3c2b8902ea654cd4e0"
 dependencies = [
  "arrayvec",
  "bitflags",
@@ -1345,9 +1597,9 @@ dependencies = [
 
 [[package]]
 name = "wgpu-native"
-version = "0.5.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19a5051a357d071fd69c24671e0ea6d644a83c7418e47eac3511427379007403"
+checksum = "5f1ac9838b0715d7911352db1268e34dfd05ef347fbef0b65ae211268316a432"
 dependencies = [
  "arrayvec",
  "lazy_static",
diff --git a/Cargo.toml b/Cargo.toml
index 6c26835..96206e8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,13 +1,14 @@
 [package]
 authors = ["paoda <musukarekai@gmail.com>"]
 edition = "2018"
-name    = "chip8"
+name = "chip8"
 version = "0.1.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-pixels             = "0.0.4"
-rand               = "0.7.3"
-winit              = "0.22.2"
+pixels = "0.0.4"
+rand = "0.7.3"
+winit = "0.22.2"
 winit_input_helper = "0.7.0"
+rodio = "0.11.0"
diff --git a/src/periph.rs b/src/periph.rs
index a33d329..54be87e 100644
--- a/src/periph.rs
+++ b/src/periph.rs
@@ -1,3 +1,6 @@
+use rodio::{source::SineWave, Sink};
+use std::time::{Duration, Instant};
+
 #[derive(Copy, Clone)]
 pub struct Display {
     pub buf: [u8; Self::WIDTH as usize * Self::HEIGHT as usize],
@@ -85,9 +88,32 @@ impl Timer {
 
             if self.remaining == 0 {
                 self.enabled = false;
+                println!("Beep!");
+                Self::beep();
             }
         }
     }
+
+    fn beep() {
+        let maybe_device = rodio::default_output_device();
+        let beep = SineWave::new(440);
+
+        // TODO: Fix Pop when sound ends?
+        if let Some(device) = maybe_device {
+            std::thread::spawn(move || {
+                let sink = Sink::new(&device);
+                let duration = Duration::from_millis(100);
+                let start = Instant::now();
+                sink.append(beep);
+
+                loop {
+                    if Instant::now().duration_since(start) > duration {
+                        break;
+                    }
+                }
+            });
+        }
+    }
 }
 
 #[derive(Debug, Copy, Clone)]