Charging Port:  2 Ports
Connection: Bluetooth, Build-in Wi-Fi
Combination : FM Transmitter, MP3/MP4 Player
Voltage : 12-36V
Material : PC Fireproof Material, ABS
Compatible:  Android/iOS
FM Frequency:  87.5-108MHz
Type:  Bluetooth-Enabled USB
FM Frequency:  87.5MHZ-108.0MHZ
Output Voltage:  5V+/-0.25
Charging Port :  2 Ports, Type C
Feature:  Support Voice Assistant
Bluetooth version: V5.0+EDR