FM transmitter Promate PowerTune-30W with Bluetooth, QC3.0 and PD30W charging

The PROMATE PowerTune-30W Bluetooth FM Transmitter lets you stream audio from your phone to a car radio and charge devices while driving. It connects to mobile phones via Bluetooth 5.1 and transmits on FM frequencies, and includes three USB outputs: one USB-C PD 30W port, one USB-A with QC3.0 fast charge, and one standard USB-A port. The unit also has an LED display, a built-in microphone for hands-free calls and control buttons for calls, track selection and FM station tuning.

Advantages

The PowerTune-30W combines wireless audio streaming, hands-free calling and multi-port charging in a single car accessory. Bluetooth 5.1 provides stable pairing up to 10 m, while the PD 30W and QC3.0 ports enable fast charging for compatible devices. Support for USB flash drives and common audio formats (MP3, WAV, WMA) allows playback from flash media, and the LED display plus dedicated buttons simplify in-car operation.

Suitable for

• Streaming music from smartphones to a vehicle radio
• Hands-free phone calls in the car via built-in microphone
• Fast charging of phones, tablets and other USB-powered devices
• Playing audio from USB flash drives (up to 256 GB)

Key specifications

• Mains voltage: 12–24 V
• Bluetooth: 5.1, chipset AC6952D4, range up to 10 m
• FM operating frequency: 87.5–108 MHz
• USB-C output: PowerDelivery PD 30W
• USB-A (QC3.0) output: 5V/3A, 9V/2A, 12V/1.5A
• USB-A output: 5V/1A
• Supported profiles: A2DP, AVRCP, HFP
• USB flash support: up to 256 GB; formats: MP3, WAV, WMA
• LED display; built-in microphone; control buttons for calls, tracks and stations

How to use

Plug the PowerTune-30W into the vehicle 12 V/24 V socket. On your phone enable Bluetooth, search for and pair with the device. Set an unused FM frequency on your car radio within 87.5–108 MHz and match the transmitter to the same frequency. Use the transmitter controls or your phone to play audio or answer calls. Connect devices to the USB-C PD port or USB-A QC3.0/standard ports for charging, and insert a USB flash drive into the USB port to play stored audio files.

Usage recommendations

For best audio quality, choose an FM frequency with minimal radio interference and ensure the transmitter and phone remain paired. Use the PD 30W and QC3.0 ports for compatible devices to achieve faster charging speeds; for heat-sensitive devices, avoid continuous high-power charging for extended periods.