MDTC-ADC20005 Voice Control Bluetooth Handsfree Car Kit 1,MP3,FM ... POWER voltage range:12-24V MDTC-ADC20005 Voice Control Bluetooth Handsfree Car Kit Voice Control Bluetooth Handsfree Car Kit 1, CSR ... Version:2.0+EDR 2, CVC software eliminates the echo voice control 3, SD mode can distinguish any language 4, ... 5, Supports up to 8GB TF card MDTC-ADC20005 Voice Control Bluetooth Handsfree Car Kit