50W Car MP3 Bluetooth 5.0 FM Transmitter 3 Ports Fast Charger Digital Display Wireless Modulator USB Car Kit  1. Specification Color& 65306;Black Material& 65306;ABS Size: 81.6*51.5*40.4mm Input& 65306;DC 12V-24V USB1 Output& 65306;5V-2.4A& 65288;12W max& 65289; USB2 Output& 65306;5V-3A 9V-2A 12V-1.5A& 65288;18W max& 65289; Type-C Output& 65306;5V-3A 9V-2.22A 12V-1.67A& 65288;20W max& 65289; Total Output& 65306;50W(Max) USB1 Compatible USB Disk Capacity& 65306;≤64G Compatible TF Card Capacity:≤64G BT Version& 65306;5.0 BT Connection Distance:& 65306;≤8m FM Frequency Range& 65306;87.5-108MHZ FM Transmission Distance:≤8m Audio Playback Format: WAV/MP3/APE Compatibility& 65306;For digital devices 2.Product Structure USB1 Output (Normal Charging/ Support USB Disk) Type-C Output USB2 Output LED Screen LED Indicator MIC Left Button Multi-function Knob Right Button TF Card Slot Metal Dome Notes: Pictures for reference only, product please in kind prevail. 3. How to Use & 9312; Connect to power supply Plug the product into the cigarette lighter port and power on, the LED screen lights up, that means the start up is successful & 9313;Connect to car audio via FM Adjust the car audio to a blank frequency (no local radio channel); Long press the multi-function button for 2 seconds, the number on LED flashes, enter FM mode; Rotate the multi-function button to adjust the FM value of the product to make it consistent with the car audio. If without any operation after 3 seconds, it will auto exit the FM mode, no need to press the button to confirm. Notes: After connecting the car audio, LED will display the FM value and voltage alternately. & 9314; Connect to audio input devices BT mode: Turn on phone/ tablet’s Bluetooth,search“US-CC143”and click to connect,then can play music;after first connection, it will auto connect to the recently paired device. USB disk mode: Insert the USB flash drive (≤64G) with audio files into the USB1 port to read the audio files TF card mode: Insert TF card (≤64G) with audio files into TF card slot to read the audio files Attentions: *The product supports 3 play modes: BT mode, USB flash disk (≤64G) mode, TF card (≤64G) mode, double-press themulti-function button to switch between the three modes; *The default play priority is BT mode, and when switch to USB flash disk/TF card mode, you need to wait a moment for files recognition before playing; *If there is an incoming call when in TF card/USB flash disk mode, the product will directly switch to Bluetooth mode and ringtone rings, after hanging up the call, it will switch back to the mode before the call. 4. Charging All three output ports can charge for digital devices such as phone/tablet. USB2 port supports QC3.0/QC2.0/AFC/FCP/BC1.2DCP protocol; Type-C port supports PD3.0/PD2.0/QC3.0//QC2.0/AFC/FCP/BC1.2DCP protocol; Support fast charging two or three devices at the same time.