Feature: 1.This equipment can detect battery's voltage. 2•Support Bluetooth hands-free phone calling via its build-inmicrophone. 3•Support mobile's A2DP function. Music will be played directly while the mobile phone is cannected. 4•Mobile phone can be connected automatically when the device poweredon. 5•Support an external TF card/U disk, can play music files in MP3/WMA format. 6.Integrated car charger of output 5V/2.5A, is available for charging handheld devices in car.
Specification: USB Output 5V/2.5A Working Temperature 0~60℃ SNR >90dB THD Bluetooth Version Version 3.0+EDR Bluetooth Transmission Distance Frequency Range 87.5-108MHZ Package Included: 1 X Bluetooth Car Charger 1 X 3.5mm cable 1 X User Manual