Brand 1Mii Connectivity Technology Bluetooth Controller Type Vera, Amazon Alexa Special Feature Volume Control Compatible Devices Desktop, Tablet, Smartphone 【DUAL ANTENNAS&LONG RANGE】With dual antennas and class 1 Bluetooth technology, the 1Mii B06 Pro Long Range Bluetooth receiver can achieve a range of up to 197ft (60m) line-of-sight in the open air and up to 50-70ft (20-30m) indoors(without obstacles). NOTE: operation range can be affected by Wi-Fi routers or antennas on the stereo receiver, etc. 【APTX LOW LATENCY&HD&3D AUDIO】1Mii B06 Pro Bluetooth receiver for home stereo features Bluetooth 5.1 chip to ensure high fidelity Bluetooth audio signal for music streaming to speakers or home stereo systems that doesn’t have the capability. This Bluetooth adapter also supports aptX Low Latency and aptX HD. And the 3D audio can be switched on or off by pressing the “3D” button on the Bluetooth audio receiver. The green LED will be on when switched to 3D audio. 【VOLUME & TRACK ADJUSTMENT】Press the volume button on the 1Mii B06 Pro Bluetooth receiver to volume up and down. Press and hold the volume button for 2 seconds to do next or previous track. (NEW FUNCTION) 【OPT&AUX&COAXIAL, EASY SETUP】Easy plug, pair and play. Plug into computer speakers, home stereo systems or other speaker systems via the 3.5 mm, RCA, coaxial or optical cable, then pair the Bluetooth receiver with the Bluetooth audio devices such as smartphones or tablet. After that, you can enjoy the music.