Hands-free Bluetooth support of the phone by calling via its built-in microphone.
the wind noise and suppressed by the CVC technology to make full duplex sound quality.
support mobile A2DP 's function. the music will be played directly while the mobile phone is connected
support LINE input, auto pairing once it transforms in and with the memory function in case of power-down.
MP3 / WMA / FLAC support from the TF card.
Comes with car charger, 5V / 2.1A output is available to charge portable devices in car, and read USB flash.

Technical Parameters
Bluetooth version: V3.0 + EDR
Frequency response: 20 ~ 15 Hz
Sensitivity: -42 ± 3 db
Working voltage: 5 ± 0.5 v
Working current: 45mA (Max)
Standby current: 25mA (Max)
Frequency: 2.402 ~ 2.480 ghz
Effective distance: 5 m
Sensitivity: -92 dB
RF output: 4 dB

FM
FM: 87.5 MHz-108.0 MHz
Transmit power: 87 dBuv / 107 dBuv
Effective distance: 2m