12-24V Bluetooth FM Transmitter Handsfree Call PD3.0/QC3.0 Fast Charging LCD Screen with Colorful LED Light Item Type: FM Transmitter Material: ABS Rated Working Voltage: 12V-24V Limit Working Voltage: 10-26V Blue USB : NO Orange USB: QC3.0(maximum 18W) Type-C interfece: PD3.0(maximum 18W) Working Temp: 0-50℃ Music Format Support: MP3 / WMA / WAV/ FLAC SNR: >60dB Battery Voltage Error: ±0.5V Bluetooth Version: Version 5.0 Bluetooth Audio Processing: DSP and A2DP(Advance Audio Distribution Profiles) Bluetooth Transmission Distance: 10M MIC Effective Distance: 0.5-2M FM Freq: 87.5-108Mhz FM Transmission Mode: Stereo digital PLL lock frequency Features: 1. bluetooth V5.0 2. Support dual digital tube display, real time detection and display of battery voltage 3. Support orange USB interface(QC18W),Type-C interface(PD18W) 4. Support Colorful atmospheres LED 5. Support the voice assist 6. Support stereo FM emission technology 7. Support memory card,WAV/PLAC 8. Support music, volume, point power off memory function 9. Support bluetooth automatic loopback 10. Support A2DP, AVRCP, HFP, HSP 11. Support private answer switch 12. Support bluetooth stereo music for DSP technology 13. Support key on / off, retain charging function 14. Supports input over-voltage protection, output over-current protection, output short-circuit protection and over temperature protection How e: 1. Check whether the voltage is 12-24V 2. Check the cigarette lighter socket 3. It can be used by inserting the cigarette lighter