Product specification:
1. Support Bluetooth hands-free calling through the built-in microphone.
2. Through CVC technology to suppress noise and wind to create full-duplex sound quality.
3. Support mobile A2DP function. Music will play directly when the phone is connected.
4. When the device is turned on, the phone can automatically connect.
5. Support external TF card / U disk, can play MP3 / WMA format music files.
6. The integrated 5V-2100 mA integrated car charger can be used to charge car-mounted handheld devices.
specification
Bluetooth version: V3.0
Voltage: 5V
Effective range: 5 meters
FM: 87.5MHz-108.0MHz