<p> Enjoy crystal clear music and hands-free calling on the go.</p> <p><b>Flexible Goose Neck</b> <br>With a flexible hose, the screen of bluetooth fm transmitter can be adjusted according to different using habits, ensuring it’s the best viewing angle for your safe driving. </p><p><b>Easy to use: </b> <br>1. Simply plug the product into car cigarette socket, find the empty stations(not the local station) , then adjust the bluetooth fm transmitter station to be the same that of the car. <br>2. How to adjust : Short press the CH button and rotate the knob clockwise to increase the station while rotating the knob anticlockwise to decrease. </p><p><b>Specifications:</b> <br>Connection Technology: Bluetooth <br>Input Voltage: DC 12 V~24 V (MAX Input 9-26 V) <br>USB Output Voltage: ≤ DC 5V±5% <br>Standby Current: ≤ 50mA (when not charging for smartphone or other devices) <br>Compatible Bluetooth Protocol: A2DP/AVRCP/HSP/HFP <br>Compatible Music Format: MP3/WMA/FLAC/AAC/WAV <br>Support U Disk: MAX 32 G</p> <p><b>Package Included:</b> <br>1 x Bluetooth FM Transmitter <br>1 x User Manual</p>