Charger mobil bluetooth FM modulator call

Bluetooth Handsfree Car Charger,FM Transmitter Music adapter 1.Dual USB : One is 1A, can charge small screen cellphone,camera and read USB data.Please use pure charge line when use this one 2.The device default channel is FM87.5.Before use, please turn the car radio channel to FM87.5.Then plug the device,it can directly connect car speaker. If there has noise interference, please adjust channels as below: 1.Choose an blank and clear channel in the car audio. 2.Long press the FM transmitter answer key until the LED display flashing. 3.Turning the answer knob adjust the same channel at FM transmitter. 4.Short press the answer key to fix the channel. 5.Connect phone bluetooth or insert the USB/TF card, FM Transmitter will start to play. Please repeat above steps if has noise interference in the radio. 3.Bluetooth Function : 1.Power on the device, there is a prompt voice : Bluetooth is ready to pair. 2.Turn on smart phone Bluetooth search the name of HY82. 3.After connected, there is a prompt voice Bluetooth connected successfully. 4.Bluetooth function can transfer music from phone to car speakers or answer phone handsfree. 4.Music Function: Please noted the priority play sequence is Bluetooth TF card USB 5•Car Battery Voltage Function : For 12V /24V car, voltage display of car battery under 11.5V /23.1V or higher than 14.9V/27.3V means car battery issue. Features: 1.Weight :45G 2.Screen : LED 3•Support TF card/ USB:≤32GB 4•FM frequency :87.5 – 108MHz 5.Working condition:0-60 degree 6.Transmitting distance : = 5 meter