FM Transmitter 3MK Hyper Car 87.5 - 99.8 MHz USB Black

The 3MK Hyper Car FM Transmitter 87.5 - 99.8 MHz USB Black is a compact in-car audio adapter that enables wireless playback from mobile devices through a vehicle’s FM stereo. The unit incorporates a digital tuner covering the 87.5–99.8 MHz FM band, USB connectivity for playback and charging, Bluetooth audio streaming, a cigarette-lighter power connection and an LED display for frequency and status information. The black housing is designed to fit into most vehicle interiors without obstructing controls.

Advantages

The transmitter provides a simple way to route audio from smartphones, tablets or USB storage to a car radio without requiring changes to the vehicle wiring. Bluetooth streaming and USB input offer multiple playback sources while the digital tuner supports precise frequency selection within the 87.5–99.8 MHz range. The LED display gives clear feedback about the active frequency and connection status, and the cigarette-lighter power supply ensures plug-and-play installation.

Suitable for

• Playing music from a smartphone or tablet through a car radio
• Connecting USB audio files or charging a mobile device while driving
• Temporarily adding Bluetooth audio capability to older vehicles
• Listening to podcasts and navigation prompts through car speakers

Key specifications

• Device interface: USB and Bluetooth audio streaming
• FM band range: 87.5–99.8 MHz (digital tuning)
• Power supply: cigarette-lighter socket (12 V vehicle power)
• Display: LED frequency and status indicator
• Color: Black

How to use

Insert the FM transmitter into the vehicle’s cigarette-lighter socket and switch on the car ignition to power the device. Use the transmitter’s tuner to select an unused frequency between 87.5 and 99.8 MHz that matches an empty channel on the car radio. Pair a smartphone via Bluetooth or connect a USB drive/device to the USB port. Start audio playback on the source device and tune the car radio to the same FM frequency shown on the transmitter’s LED display. Adjust volume levels on both the source device and the car radio for optimal sound.

Usage recommendations

Choose an FM frequency with minimal local radio interference for the best audio quality. When using USB charging, verify the connected device’s charging specifications. To reduce background noise, keep the transmitter and source device firmware updated if applicable and position the unit where it does not obstruct vehicle controls or ventilation.