Bluetooth Audio Receiver/Amplifier - Model 300 Black TURN ANY SPEAKERS INTO WIRELESS BLUETOOTH SPEAKERS: Connect to any passive speakers and stream music from your Bluetooth enabled device POWERFUL AMPLIFIER: The receiver incorporates a 2x40-Watt power amplifier - proprietary amplifier design featuring linear frequency response and ultra low distortion regardless of the connected speaker load - excels in listening tests SUPER COMPACT: Small as a deck of cards - measures 90 mm x 85 mm x 18 mm only - easily hides away - totally out of sight WIRELESS RANGE EXTENSION: Easily extend the wireless range by swapping the external antenna RISK-FREE PURCHASE: 100% Risk-free 1-year Manufacturer Warranty with responsive easy-to-reach Customer Service Support