Triple-function car FM transmitter that powers devices, delivers stable wireless audio, and plays music from multiple sources — all in a compact package. Key benefits Charge three devices at once: two USB ports plus one Type-C port let you charge up to three devices simultaneously. Ports support QC and PD protocols for efficient power delivery and faster charging when compatible devices are connected. Reliable, high-quality audio: Built-in FM and Wireless 5.0 modules provide uninterrupted, lossless audio streaming. You can fine-tune the FM frequency to avoid interference and keep music playback smooth over the air. Play music your way: Supports multi-format playback from a USB flash drive or via FM radio inputs, with easy switching between sources to match your listening preference. Simple, space-saving installation: Compact design integrates cleanly into your car system, minimizing clutter and simplifying operation without extra adapters or bulky hardware. Important attributes Ports and compatibility: Dual USB + Type-C ports; QC and PD protocol support for efficient power delivery. Wireless and FM performance: Combines FM transmission with Wireless 5.0 for steady, low-latency audio and adjustable frequency selection to reduce signal dropouts. Multi-source playback: Accepts USB flash drive media and radio inputs; designed for seamless transitions between sources. Size and design: Compact footprint for unobtrusive placement in the vehicle and easy integration with existing car controls. Practical use scenarios Long road trip: Keep a phone, tablet, and passenger’s device charging at the same time while streaming lossless playlists from a USB drive or a paired Wireless 5.0 source through the car radio. Daily commute: Quickly switch between radio and USB playback, adjust FM frequencies to avoid station interference, and maintain stable wireless audio without losing charging capacity. Carpool or rideshare: Share a USB drive or wireless audio source with passengers, play multi-format files, and simultaneously provide power to riders’ devices to keep everyone charged. What you get Simultaneous triple-device charging (double USB + Type-C) QC and PD-compatible efficient power delivery FM + Wireless 5.0 modules for stable, lossless audio streaming with adjustable frequency Multi-format USB and radio input playback Compact, easy-to-install design optimized for car use This transmitter is designed to solve common in-car frustration: limited charging ports, unstable wireless audio, and complex setups. It combines reliable charging, steady streaming, and flexible playback options in one compact unit.