This compact FM transmitter combines reliable hands-free audio streaming and multiple fast-charging ports to simplify in-car entertainment and power needs. Why you need it Charge three devices at once: two USB ports plus a Type-C port let you power a phone, passenger device, and dash camera or tablet simultaneously. Supports both QC (Quick Charge) and PD (Power Delivery) standards for compatible fast charging. Stream stable, clear audio: integrated FM and Wireless 5.0 modules deliver uninterrupted, lossless audio streaming with adjustable frequencies to avoid interference in crowded FM bands. Play music from multiple sources: supports multi-format playback from USB flash drives and radio inputs so you can switch modes quickly without losing the music. Key benefits and features Triple-device charging: double USB + Type-C design enables three-device charging at once, reducing clutter and the need for extra adapters. QC and PD compatibility: works with common fast-charge standards to minimize charging time for compatible devices. Stable wireless transmission: FM + Wireless 5.0 integration provides consistent audio with the flexibility to fine-tune frequencies for best reception. Multi-source playback: supports radio and USB flash drive input for versatile music options when Bluetooth is not available or preferred. Compact, plug-and-play design: small footprint for easy installation in any vehicle cigarette lighter socket, saving space and requiring no complex setup. Practical use scenarios Daily commute: Stream navigation and phone calls through your car speakers while charging your phone and a passenger’s device during rush hour. Road trip: Play a USB flash drive of playlists for offline listening, keep multiple devices charged, and adjust FM frequency to maintain clear audio between towns. Older car without Bluetooth: Use the transmitter to add wireless audio to a legacy stereo, with the option to play radio or USB-stored music. Compatibility and performance notes Charging interfaces: two USB ports plus one Type-C port; compatible with QC and PD charging protocols. Wireless: integrated FM and Wireless 5.0 modules for audio streaming and frequency adjustment. Audio sources: USB flash drive playback and radio input supported. Design: compact, plug-and-play for easy vehicle integration. This FM transmitter is built for straightforward installation, flexible playback, and reliable charging without changing your vehicle’s existing audio system.