SOWTECH FM Transmitter Wireless Bluetooth Handsfree Transmitter Caller with Detachable Magnetic Mount and USB Charger Car Stereo Receiver Wireless Car Kits Home Car Audio Stereo System Black INDICATOR BLUE LIGHT The pairing mode will be activated automatically when FM transmitter is powered on TECHNICAL DETAILS The Bluetooth hands-free car kit with call echo cancellation and noise reduction (CVC) technology provides you the best call and music quality. Build in microphone with voice detection can automatically search your voice and set free your hands USB CHARGING PORT This Bluetooth car MP3 transmitter designed with 1 port car USB charger, max 5V/2A output, it can charge your phone, tablet and any other portable device COMPATIBILITY It is compatible for Galaxy, HTC, Sony, Android, Blackberry, Windows smart phone and any other Bluetooth connected devices YOU WILL RECEIVE 1 X Wireless FM Transmitter, 1 X Magnetic Plate, 1 X User Manual and 12-month warranty The bulit-in microphone provides a hands-free driving solution for answering phone calls and streaming music from your bluetooth enabled devices The bluetooth 3.0+EDR technology allows you automatically and simply pair your phone with this device via stable Bluetooth. Adjust car FM to an empty channel (87.5-108MHz) with pure rustling sound, then adjust the FM Transmitter to the same frequency. Electronics circuit designed and created with Active Noise Reduction or (ANR) technology to reduce and block unwanted noise during hands-Free calls, resulting in smooth and crystal clear audio quality. The detachable magnetic base allows for quick and easy installation. Supports universal 2A USB charger which makes you easily to hook-up storage device or simply charge your gadgets using USB charging cable.