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Then the sounds can just be audio files (and I can also use it as a bluetooth speaker for other things).",[211,221,222,223],{},"So I found that there is a cheap stereo bluetooth receviver out there - the BLK-MD-SPK-B-G. For more specs you can take a look at ",[224,225,232],"a",{"href":226,"rel":227,"target":231},"https:\u002F\u002Fwww.elecfreaks.com\u002Fwiki\u002Findex.php?title=BLK-MD-SPK-B",[228,229,230],"nofollow","noopener","noreferer","_blank","the wiki page",[211,234,235],{},"I'll need to connect some kind of speaker set to pins 3\u002F4\u002F5 and give it power on 12\u002F13.",[211,237,238],{},"It's set up for a single cell lipo (wants power between 3.4 and 4.2v) - and I'm planning on powering from a USB charger - so I'll need a simple voltage divider or regulator here.",[211,240,241],{},"Oh - and it's far far smaller than I expected. Didn't read the specs :) I thought it'd be about 20x30 mm - it's actually 14x23 mm and with very very small soldering points. Will have to solder really carefully.",[211,243,244],{},[245,246],"img",{"alt":247,"src":248},"BLK-MD-SPK-B-G bluetooth receiver in hand","\u002Fimages\u002Fposts\u002F2017\u002F09\u002Freceiver.jpg",{"title":250,"searchDepth":251,"depth":251,"links":252},"",2,[],null,"2017-09-23 08:25 +0200","md","Small bluetooth receiver for using with 3D prints to provide sound",{},true,"\u002F2017\u002F09\u002F23\u002Fbluetooth-receivers",{"title":206,"description":213},{"loc":259},"2017\u002F09\u002F23\u002Fbluetooth-receivers",[264,265,266],"bluetooth","dalek","arduino","WaCwe97qgFf7SDON_W5DB8UI_cZAH-PyxGZx07lmay8",1775293007950]