WALKER WAFM-520 — the most functional FM transmitter with 4 ports
Four ports for complete versatility USB-A1: 
QC 3.0 (5V-3.1A, 9V-2A, 12V-1.5A) up to 18W. USB-A2: 5V-1A for USB drives and basic charging. USB-C: PD 25W (5V-3.1A, 9V-2.77A, 12V-2.08A). MicroSD slot — direct memory card reading up to 32GB without additional adapters.
Charging power up to 58W 
QC 3.0 + PD 25W provides fast charging of two devices simultaneously. Universal compatibility: Android, iOS, tablets, TWS headphones, power banks.
Advanced playback options 
Three sources: Bluetooth 5.3, USB flash drive (up to 32GB), MicroSD (up to 32GB). Support for all popular audio formats: MP3/WMA/APE/WAV/FLAC.
Bluetooth 5.3 for stable connection 
Range up to 5m, interference-resistant signal. Smooth playback even when the car is in motion.
Hi-Fi quality FM transmission 
Signal-to-noise ratio 85 dB, harmonic distortion <0.05%. Operating range 87.6–107.9 MHz with digital stabilization.
Hands Free with professional noise cancellation 
Built-in microphone with echo and noise cancellation technology. Clear voice transmission even with high levels of road noise.
RGB backlight and functional display 
Multi-color backlight with mode settings. LED display with frequency, playback channel, and operating status indicators.
Power-off memory function 
Automatically restores all personal settings: frequency, RGB modes, volume. Full personalization is saved between trips without additional settings.
Maximum reliability 
ABS body with short circuit and overheating protection. Temperature range 0–60°C, compact dimensions 50×37.8×87 mm, weight 38.9g.
WALKER WAFM-520 — a comprehensive solution for maximum comfort The most functional in the line: 4 ports, 3 music sources, full charging power.