Larger Display Screen: 1.44 inches screen provides clear display: Song's Name, Voltage of car battery,incoming phone call number.</br>Voice Prompt & Memory Function : Voice prompt tell you whether connected sucessfully or not ; Automatically connect the next time if had been connected once. （Notes: Press and hold the multifunction button 7-10 seconds, switch voice prompt in English）</br>Better Sound Quality: CVC Technology creates full duplex sound, Noise and wind will be suppressed.</br>Faster Charging: 5V/2.1A charging port, better charging performance.</br>Wide Compatiblity: Compatible with iPhone, Samsung, HTC, LG, Blackberry, Sony, Tablet, iPad, Other bluetooth enabled device ; Support micro SD memory card or MP3/MP4 players via AUX port to play (Support MP3/WMA/FLAC format)</br></br>Product Description</br></br><b>VicTsing Bluetooth FM Transmitter</b><br> <p><b>Easy Installation</b><br> Plug and play, Easy to use. <p> <b>Memory Function</b><br> Fast Bluetooth pairing. Once paired, Auto-connect next time. <p> <b>Goose Neck Design</b><br> Flexible metal hose, Convenient to adjust its direction. <p> <b>Great Bluetooth Transmission Range</b><br> Bluetooth operating distance: up to 30 feet. <p> <b>Specifications:</b><br> Bluetooth Version: V3.0 + EDR<br> Effective Bluetooth Range: 10 meters<br> FM Frequency: 87.5MHz - 108.0MHZ<br> Working Voltage: 10V~24V<br> Audio Input/Output: 3.5mm audio interface<br> USB Charging Port: 5V/2.1A <p> <b>NOTE:</b><br> 1.Please do not violently rotate the head part when using it (the rotation angle shall not exceed 90°).<br> 2.Tune it to an unused frequency.<br> 3.The max input & output current of the transmitter varies with charged devices, due to charged devices are able to limit output current automatically. <p><b>Package Included:</b><br> 1x Bluetooth FM transmitter<br> 1x User Manual<br> 1x Audio Cable(1m) <p> <b>Warranty:</b><br> 45 days money-back and 12-month, worry-free Guarantee</br>