Grace Digital GDI-BTAR512N 100W Integrated Stereo Amplifier with Bluetooth Wireless Receiver (Black)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Stream music via any Bluetooth enabled device such as a smartphone， tablet， PC， or MAC to our high performance integrated amplifier with built-in aptX Bluetooth 4.0 or play music from an additional audio source via the aux-in jack. </span></li><li><span class="a-list-item"> True 100 watt class D digital amplifier powers any standard bookshelf or floor standing speakers. We also include line out if you would like to connect powered speakers.  THD &lt; 0.1% at50w. </span></li><li><span class="a-list-item"> The Compact size is perfect for your bookshelf， den， or computer desktop stereo system. Enhanced noise filtering to minimize noise imparted by any Bluetooth device! </span></li><li><span class="a-list-item"> Front panel: audio source selection， volume， treble， bass， balance， LED indicators and standby button. Rear panel: power， speaker connections， line out， aux in， external high performance Bluetooth antenna， 2 amp USB to charge smartphones or tablets </span></li><li><span class="a-list-item"> What's in the box: GDI-BTAR512N 100 watt aptX Bluetooth 4.0 integrated amplifier， credit card style remote control， 25v 4.3A power adapter， high performance Bluetooth antenna， Aux in cable， 20' of speaker wire and manual </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31pVZUh9SNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/415d-pp9uUL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41mBQsEpQ8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51w6CngAfJL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/412kAJjcpkL.jpg" noproxy>