Hands-free Car BT Transmitter with dual USB port supporting FM & MP3 playing and voltage display, which gives you enjoyment for wireless music and answers hands-free calls with built-in microphone, bringing you much fun and convenience.

Features:
Transmits your mobile phone fm & music to car stereo.
Hands-free Call: Answer, hang off, and redial calls with one button.
USB charging with max voltage output of 5V 3.4A for mobile phones or tablets.
Can play your favorite music via U Disk (Max. supports 32GB).
LED display the battery voltage and FM frequency.

Specifications:
Color: Black
Material: ABS
Input Voltage: 12V-24V
USB Output: 5V/3.4A
Music Format: MP3, WMA
Bluetooth Version: JL2.1
BT Protocol: AVRCP, HFP, A2DP
FM Transmission Frequency: 87.5MHz-108.0MHz
FM Transmission Range: about 5m
Package Size: 11.4 * 7.3 * 4.6cm / 4.5 * 2.9 * 1.8in
Package Weight: 71g / 2.5oz

Package List:
1 * Car Transmitter
1 * Manual