With build-in microphone, supports Wireless hands-free calls .
Support mobile phone A2DP function, after Wireless connection can directly play music.
Support TF card U-disk music playback, compatiable with a variety of music formats.
USB & Type-C charging output.

Wireless Version: 5.0
Working Voltage: 12V-24V
USB-A Output: 5V 1A
USB-B Output:5 V 3.4A
Type-C Output: 5V 1A
FM Frequency: 87.5-108.0MHz
wireless Effective Distance: 10M