Vic Tech CA Bluetooth FM Transmitter for Car, QC3.0 Bluetooth Car Adapter MP3 Player FM Transmitter Receiver, Hands Free Calling, LED Backlit, Dual USB Ports -QC3.0 and 1A-

How can you reduce the static interference when playing music? Step 1 - Please try another "clean" radio frequency. It's a slight rustle instead of inserting it into the car's lighter. (Please adjust the frequency of fm transmitter and your car radio be the same after you have already turned the car radio to unused radio station ) Step 2 - Please adjust the volume of the car speaker, usually 40% is enough (never exceed 60%),The FM transmitter usually 60% is enough(never exceed 80%). Step 3 - Please make sure your phone volume is at a maximum. Dual Ports & QC3.0 Charger Support charge both devices simultaneously, one is for QC3.0 quick charger. Smart output current pairs all cellphone and tablet, safely charging to your device without damage to the battery with this bluetooth radio transmitter. Smart Car Locater Function Open the App to get the information of destination on cell phone, broadcast your car navigation more clearly and simply, making you driving safer when connect our BT V5.0 FM transmitter. USB / MP3 Player Bluetooth enabled device or USB flash drive, noise and wind suppressed by CVC technology will create full duplex sound quality, lets you enjoy the lossless music whilst driving. Voice GPS Navigation With navigation broadcast function, it helps drivers find their destinations more quickly and conveniently. Power ON/OFF No need to worry about the draining car battery anymore. Just long press CH button for 2 sec to turn it on and long press for 3 sec to turn it off.