fm transmitter modulator wireless bluetooth 5.0 aux car mp3 player double usb charger handslcd screen car adapter

model name: f30 fm material type: plastic electric component out power: 5v/1a 5v/2a item type: fm transmitters voltage: 24v item weight: 60.2g special features: rotary button item size: 10*5.9*3.8cm bluetooth: 5.0 interface: 2usb 1 aux music format: mp3/ape/flac switch type: rotary button feature 1: multiple protection feature 2: double usb feature 3: more music displaying way feature 4: suitable for most models compact structure: no space