Q7 3.1A USB+PD Bluetooth Car Charger Car FM Transmitter Colorful Lighting Bluetooth Car FM Radio MP3 Music Player Cigar Lighter PD 18W Transmitter Dual USB 3.1A Type C Charger Colorful Ambient Light 1.Bluetooth V5.0 2. Double screen digital tube display 3. Support 3.1A USB fast charging 4. Support PD fast charging 5. Support Voice Assistant function 6. Support one-key soft shutdown; Support any key to boot 7. Support ambient light 8. Battery voltage detection 9. Auto power off memory function 10. Support FM stereo broadcast technology 11 Support U disk playback 12 Support TF card music playback 13 Support WMA, MP3, WAV, FLAC music format files 14 Bluetooth supports A2DP, AVRCP and HFP, HSP 15. Bluetooth hands-free calling 16 Support Bluetooth stereo music DSP technology