working voltage: 12-24v transmission distance: 5-10m supported formats: mp3/wav fm frequency: 87.5-108.0mhz operating temperature: 0-55 ℃ usb charging output: 5v 3.1a 5v 1.0a other charging ports: type c 5v 3.1a bluetooth version: 5.0 edr bluetooth connectivity announce the calling number 8 modes of atmosphere lamp double-click to switch bluetooth/tf/usb disk mode 2 usb charging ports tf card support
