General description This Aquarius Wireless Multifunctional Bluetooth Car FM Transmitter allows you to stream music and make hands-free calls directly from your smartphone to your car stereo. It utilizes FM radio signals to transmit audio, and supports playback from TF cards and USB drives. With dual USB ports, it enables simultaneous charging of devices while providing a seamless audio experience. Technical specifications Bluetooth version: V3.0 + EDR Frequency: 2.402-2.480GHz Sensitivity: -42b +/- 3db Input: DC 12-24V Working Current: 45mA (Max) Stand-by Current: 25mA (Max) RF Output: 4 dBm FM Effective Range: 5 meters FM frequency: 87.5-108.0MHz Dimensions: 11.5cm x 6cm x 5.5cm Materials: ABS and plastic Compatibility and accessories Compatible with Bluetooth-enabled devices Supports TF/Micro SD cards and USB flash drives Includes 1 x FM Transmitter and 1 x User Manual Installation Plug the transmitter into the car cigarette lighter socket; it will power on automatically. Connect