Car Bluetooth FM Fast Charger Audio Adapter Knob

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Description:

Car PD Charger: 3.1A dual USB charging port to charge most USB devices, support charging two devices simultaneously.
MP3 Music Player: Support Bluetooth 5.0, one-click connection to Bluetooth, support for intelligent voice broadcast, safe and stable. Support USB disk, plug and play. Automatically connect memorized paired when power on.
Hands-free Calling: Built-in microphone, answer, reject, hand up, recall all in one key. Double-click the button to dial the most recent call in the call log.
Display Screen: Numerical control display screen, real-time monitoring of battery voltage, safer driving. The smart chip provides multiple protections such as overcurrent, overvoltage, overcharge, undercurrent, undervoltage, short circuit, etc.
Wide compatibility: Fit for 12V-24V vehicles. It can be paired with most bluetooth enabled devices, suitable for phone, tablet, for samsung, for iPhone, etc.

Specification:

Material: ABS plastic
Packing size: 83x45x40mm/3.27x1.77x1.57inch
Working voltage: 12V-24V
Input current: 3.1A
Display: blue digital tube display
Transmission frequency: 87.5-108MHZ
Launch distance