Easy to use: Simply plug into cigarette lighter socket. Control directly as an FM transmitter. Volume, frequency and song control through turn knob, Bluetooth hands-free calling, charging for your phone.
Bluetooth & U disk & Micro SD card audio: Wirelessly stream high quality stereo audio via Bluetooth connection to compatible devices, or insert U disk and micro SD card
Dual USB port fast charge: Equipped with dual USB port 5V/2.1A Dual USB Charging provides fast charging speed; Another designed to charge and read U disk and USB flash drive
Ergonomic design: compact gadget with built-in microphone and micro SD card slot, ideal for on the go hands-free phone calls and music. High contrast digital screen display for higher visibility
Full 206 channels optional from 87.5-108.0MHz, please choose it according the local condition

Product Description

Features:
1. Wirelessly transmit phone call from mobile phone to car FM Stereo system
2. Switch to Hands-free mode automatically from music playing status when receiving call.
3. Built-in Microphone.
4. Supports music playing from USB/Micro SD card
5. Detect and display the voltage of Car Battery when power on
6. Full 206 channels optional from 87.5-108.0MHz
7. Strong and elegant design with LED frequency display
8. Supports 12-24V
9. Charging Output:5V/2.1A
10. Supports last call redial

Specifications:
Bluetooth version: Action 4.2
Bluetooth Protocol:AVRCP,HFP,A2DP
Screen Display：Blue LED digital display
Frequency range: 87.5-108.0MHZ
Frequency stability: ±10ppml
Product Input:12-24V
Charger output: 5V/2.1A
Music Format: MP3/WMA
Mic:∮4.0MM*1.5MM
USB/Micro SD card(Max capacity): 32GB
USB /Micro SD card: FAT32
Transmit Distance: about 3 m
Product Weight: 34 g
Product Dimensions: L45 * W45 * H74.5 mm
Material: ABS

Package Contents
1 x Bluetooth FM Transmitter
1 x User Manual

http://www.amazon.com/gp/product/B01MV6BGDZ