<ul><li><p>Bluetooth transmitter and receiver 2-in-1 design</p></li><li><p>Transmitter function transforms 3.5mm audio-out media devices into a Bluetooth device capable of streaming Bluetooth audio</p></li><li><p>Receiver lets non-Bluetooth devices like car, CD players or home stereos receive high quality audio&nbsp;</p></li><li><p>The latest Bluetooth 4.0 technology with A2DP for enhanced audio quality, improved connection stability and faster pairing, wireless range is up to 33 feet</p></li><li><p>Offers you magnificent stereo sound and wonderful sound quality, built on an enhanced signal transmitting circuit, quick connection more stable sound&nbsp;<br/></p></li><li><p>Built-in 600mAh Battery ensures up to 8 hours working time, support charging and streaming at the same time</p></li><li><p>Compatible with all Bluetooth-enable audio devices, stereo headset, headphones, speakers and other Stereo System with 3.5mm port</p></li></ul><p><strong>Specification:</strong></p><ul><li><p>Bluetooth version: V4.0</p></li><li><p>Support Bluetooth profile: A2DP, AVRCP, HFP, SPP HID</p></li><li><p>Bluetooth range: Up to 33 feet (10M)</p></li><li><p>Receiver working current: ≤43mA</p></li><li><p>Transmitter working current: ≤60mA</p></li><li><p>Stand-by current: &lt;18mA</p></li><li><p>Battery: Built-in rechargeable Li-polymer battery (600mAh)&nbsp;</p></li><li><p>Working time: Up to 8 hours&nbsp;</p></li><li><p>Charging time: about 2H</p></li><li><p>Charging input voltage: DC 5V/0.5A</p></li><li><p>Input / Output connecting mode: 3.5MM stereo audio port</p></li><li><p>Size: 97 x 58 x 8.2mm</p></li><li><p>Weight: 40g</p></li></ul><p><strong>Compatible with:</strong></p><ul><li><p>Phones and tablets with Bluetooth-enabled devices&nbsp;</p></li><li><p>Other audio devices with 3.5mm port</p></li></ul>