Features:
1.FM Transmitter for iPod / iPhone 5G/4S/4G/3GS/3G / Samsung GalaxyS4/S3 and other MP3 / 4 players，mobile phones.
2.Hands free talk function offer you more safety duringdriving.
3.LCD displayers frequency with backlight.
4.With Touch key design， High fidelity stereo.
5.Digital PLL， transmission is stable in differentenvironments.
6.Full frequency range.
7.Memory for last frequency.
8.Powered by rechargeable built-in lithium battery， do not need touse the iPhone's power.
9.Come with a white Car Charger!!! More convenice!!!

How to use:
1. Connect this device to the compatible mobile phone or otheraudio device.
2. Tune the frequency of the device to the same as the car radio.Play your music and enjoy via the car stereo
3. Press the answer key of your mobile phone when the phone ringsto answer calls， then talk hands-free via the built in high qualitymicrophone and the car stereo.
4. For optimal voice clarity， a distance of 30-60cm between theuser and microphone is advised.
5. If distortion or significant noise occurs， please tune down thevolume of the mobile phone and tune up the radio.
6. If the FM signal is interrupted please reset the car radio andthe device to another clear frequency.