High quality multifunction speaker with FM transmitter function. The product enhances the functionality of even the simplest in-car radio, improving travel comfort. You can also play music on your phone, USB sticks, microSD memory cards or any other device with Bluetooth capability using this device. The transmitter is powered directly from the cigarette lighter socket. Highlights - Wireless transfer of phone call and audio playback to car stereo via Bluetooth - Hands-free mode that automatically switches from music playback mode when calling - Advanced bass and treble amplification technology activated at the touch of a button - Adjustable transmitter neck design design with large color LED display - support for reading microSD cards - USB output with Quick Charge function and optional 5V / 1A USB output - Equalizer with 7 different presets - Voice guidance and hands-free calling for even safer driving - Latest Bluetooth 5.0 technology Specification: - Bluetooth: Version 5.0 - Frequency range: 87.5 - 108.00 MHz - Frequency stability: +/- 10 ppml - Power supply: 12-24V - USB outputs: 1x QC3.0 + 1x5V / 1A (from total 23W) - MicroSD card slot: YES (max. 32 GB) - File formats: MP3 / WMA / WAV / FLAC - LED display: 1.8 co lio - Dimensions: 84.8 x 40.9 x 112 mm - Weight: 61 g.