Support Bluetooth handsfree， built-in microphone， safe and convenient to answer a the call， call when the noise processing of CVC， wind noise suppression
Support A2DP function of mobile phone， mobile phone via Bluetooth directly broadcast high-quality mobile phone music ( Bluetooth stereo )
The power supply after opening， automatic back to even， automatic into the matching condition
Support USB / SD card ( 1GB - 32GB )， support MP3 / WMA / WAV / FLAC music format
Can charge for various intelligent mobile phone ( iPhone / Samsung / Nokia etc. )
USB output 5V/ 500mA
Support to connect the computer to download function， can be directly connected to the computer yo download songs SD / TF card
With 21 key multi-function infrared control， can realize the digital song
Support Bluetooth profiles: HFP / HSP / OPP / A2DP / FLAC / PBAP
Voice prompts the caller number when a call comes in. Digital display calling number
Bluetooth handsfree function: Full duplex， DSP ( Digital Signal Processing ) technology， CVC technology for echo

Specification:
Frequency channels: 87.5 - 108.0MHz
Transmit distance: 5m
Audio format: MP3 / WMA / WAV / FLAC
SNR: 68dB
Distortion: Less than 1 percent
Frequency response: 20Hz - 15KHz
Left and right channel separation: More than 60dB
Bluetooth version: Bluetooth 3.0+EDR
Operating voltage range: DC 9 - 26V
Power consumption: Less than 1W
Work temperature: -10 to 70 degree
Working humidity: 0 - 95 percent
USB charging output: 5V / 500mA