BLOW FM-transmitter Bluetooth 5.1 + QC3.0 + PD 24W

Equipped with Bluetooth 5.1 and dual fast-charging ports, this FM transmitter delivers up to 42W total output—PD 24W via USB-C and QC3.0 via USB-A—while streaming music and hands-free calls through your car stereo.

Overview

The BLOW FM Transmitter combines wireless audio streaming, hands-free calling, and rapid charging in one compact device. Plug it into your car's 12-24V socket, tune to an unused FM frequency, and enjoy clear sound from your phone, USB drive, or microSD card. The built-in microphone and support for Siri and Google Assistant make calls and voice commands effortless.

What stands out

• Bluetooth 5.1 with A2DP, AVRCP, and HFP profiles for stable audio and call management.
• USB-C PD 24W and USB-A QC3.0 charging ports, delivering up to 42W total power.
• Plays MP3, WMA, WAV, and FLAC files from USB drives or microSD cards up to 64GB.
• LED display shows FM frequency, track info, and call status.
• Built-in microphone with echo cancellation for clear hands-free calls.

Technical details

• Bluetooth Version: 5.1
• FM Frequency Range: 87.5 - 108.0 MHz
• Input Voltage: DC 12-24V
• USB-C Output: PD 24W (5V/3A, 9V/2.66A, 12V/2A)
• USB-A Output: QC3.0 (5V/3A, 9V/2A, 12V/1.5A)
• Total Output Power: 42W
• Audio Formats Supported: MP3, WMA, WAV, FLAC
• Media Playback: USB Drive (max 64GB), MicroSD Card (max 64GB)
• Microphone: Built-in
• Display Type: LED
• Hands-free Calling: Yes
• Voice Assistant Support: Siri, Google Assistant
• Signal-to-Noise Ratio (SNR): >60dB
• Distortion: <0.1%
• Bluetooth Profiles: A2DP, AVRCP, HFP
• Material: ABS
• Color: Black

Our verdict

A versatile FM transmitter that keeps your devices charged while delivering clear audio and convenient hands-free control on the road.