1、Let ordinary speakers instantly become wireless Bluetooth stereo audio music speakers. 2、Can be paired to any bluetooth enabled devices, such as mobile phone, laptops, speakers and Bluetooth audio transmitter. 3、You can in the car within the scope of smart devices cozy browse your music on the list to select their own favorite music play / pause; previous song; music selection, hands-free calls, etc. 4、Output is 3.5mm Audio interface, play music in audio equipment wirelessly. 5、Mini size, the feature of portable can let you carry them to anywhere you want. Features: 1. Let ordinary speakers instantly become wireless Bluetooth stereo audio music speakers. 2. Can be paired to any bluetooth enabled devices, such as mobile phone, laptops, speakers and Bluetooth audio transmitter. 3. You can in the car within the scope of smart devices cozy browse your music on the list to select their own favorite music play / pause; previous song; music selection, hands-free calls, etc. 4. Output is 3.5mm Audio interface, play music in audio equipment wirelessly. 5. Mini size, the feature of portable can let you carry them to anywhere you want. Specification: Condition: 100% Brand New Material: ABS Bluetooth: V4.2 + EDR, Longest Transmission Distance: 10m Bluetooth Hand-free Function: Support Bluetooth A2DP Stereo: Support Frequency: 2.4 GHz Interface: 3.5mm Stereo Input Interface Sleep Mode: Energy Saving Power Supply: Mini USB Cable Working Hours: Up to 3-4 hours Package list: 1 * Car Player 1 * 3.5 Metal Head 1 * USB Cable 1 * User Manual