ModelBC08Image/SizeFeatures1.LED Display2.Support Bluetooth Hands-free3.Support Bluetooth stereo music play4.Echo cancellation and noise suppression (CVC) technology 5.Dual USB output. total output 5V/4.2A(5V/2.1 single)6.Bluetooth Stereo and FM transmitter7.Automatic power-off memory functionParameter1.Rated operating voltage:12V2.Working voltage limits:9~26V3.USB Output:5V/4.2A4.Working Temp:0~505.SNR:>60dB6.Distortion:<0.1%7.Frequency Response:20Hz-15Khz8.Left and right channel separation:>60dB9.BT Version:Version 2.110.Bluetooth Sound Processing:A2DP(Advance Audio Distribution Profile)11.BT Distance:10M12.Mic Effective Distance:0.5~2M13.FM Frequency:87.5~108MhzPackageColor box :  19.6*10.6*4.6cm CTN:48.5*33.3*41.2cm 160pcs/CTNRemarkswith car charger Website:http://www.giftssuppliers.com