Features
1.  music receiver (hands-free) is a high-tech wireless device. 
2. You can receive mobile phones or other audio devices with  capability. 
3. This music receiver can be used for all audio input, such as car audio or audio equipment, with a 3.5mm audio jack. 
4. You can enjoy high quality music at home, office or in the car by the device. 
5. You can perform hands-free functions, enjoy the music stored on your phone, and even listen to the internet radio. 
6. The product is integrated with microphone cancellation, you can easily switch between music and phone calls by one button. 
7. Voice calls, waterproof moisture, hands-free. 
8. DSP digital noise reduction. 
9.  pairing, boot  mobile devices such asransmitter search HW-P9 choose to pairing 10 minutes after the absence of any mobile phone device will be paired off automatically shut down. 
10. Note: Apple mobile phones and Android devices display the headset power when the headset low battery flashing red light.

Parameter
1. version: Bluetooth 4.2. 
2. Power input: DC 5V 2A. 
3. Battery capacity: 120mA. 
4. Talk time: 2 hours. 
5. Play time: 6 hours. 
6. Charging time: 2 hours. 
7. Bluetooth distance: 10 meters. 
8. The main material: ABS plastic.