Three options for music playing: Bluetooth, MicroSD and USB.
Noise suppression and echo cancellation functions during calls.
Dual USB output, one QuickCharge 3.0 port.
Power-off memory remembers FM frequency and last played song.
Yes (displays the frequency and volume)
Yes (supports hands-free talking function)
Hands-free calls technologies
Noise suppression (CVC) and Echo cancellation
Frequency of transmission
FM 87.5 MHz - 108.0 MHz
Bluetooth, MicroSD and USB
For charging external devices (QC 3.0)
Playing the music from U-disk (5V/1A)
MicroSD (max 64GB)
Detect and display the car battery voltage
Memorize FM Frequency and current song
1 x Bluetooth FM Transmitter B7, 1 x User Manual