5-in-1 Bluetooth 5.0 FM Transmitter, MP3 Player & AUX Adapter

The Ultimate All-in-One Bluetooth Audio Adapter

Say goodbye to tangled wires and outdated audio setups. The Throughpp 5-in-1 Bluetooth 5.0 Adapter is a compact powerhouse that combines Bluetooth receiving, Bluetooth transmitting, FM transmission, TF card playback, and USB audio — all in one tiny device. Whether you want to upgrade your car stereo, connect wireless headphones to a wired source, or stream lossless music from a TF card, this gadget does it all.

5 Powerful Modes in One Compact Device

• Bluetooth Receiver Mode: Connect your phone wirelessly to any wired speaker, power amplifier, or car audio system via this device.
• Bluetooth Transmitter Mode: Send audio from a TF card or AUX source to your Bluetooth headphones or Bluetooth speakers wirelessly.
• FM Transmitter Mode: Broadcast audio to your car radio over an adjustable FM frequency (87.5–108 MHz) for hands-free calls, music, and navigation.
• TF Card MP3 Player: Play lossless audio files (FLAC, WAV, MP3, APE) directly from a TF/microSD card — no phone needed.
• USB & AUX Dual Output: Supports AUX + FM dual output simultaneously for flexible audio routing.

Key Features

• ⚡ Bluetooth 5.0 — stable, low-latency connection up to 10 metres (barrier-free)
• 📻 Adjustable FM Frequency — 87.5 to 108 MHz for clear in-car broadcasting
• 🎵 Lossless Audio Support — FLAC / WAV / MP3 / APE formats via TF card
• 📟 LED Digital Display — easy-to-read real-time info at a glance
• 🔌 Plug & Play — USB powered (DC 5V / 2.1A), zero driver installation required
• 🎙️ Supported Protocols: A2DP / AVRCP
• 🏗️ Durable ABS + PC Fireproof Material body in sleek black
• 📐 Compact Size: 6.9 × 2.6 × 1.2 cm — fits anywhere

Specifications

What's in the Box?

• 1 × FM Transmitter / Bluetooth Adapter

Related Products You Might Like

• 1-In-2-Out HDMI Splitter Cable 1080P 3D – TV Monitor Projector
• 1.8M DisplayPort to HDMI Cable 4K DP Adapter – PC TV Monitor

For more information on Bluetooth wireless audio standards and safe device usage, visit the FCC Consumer Guide or check out the NIST Wireless Communications Technology Lab.

Learn more: Digital Audio Broadcasting

Frequently Asked Questions

Q: Can I use this Bluetooth FM transmitter in my car without any wiring?

A: Yes! Simply plug the device into a USB power source (such as a car USB charger), tune your car radio to the matching FM frequency, and enjoy wireless audio — no wiring or installation required.

Q: What audio file formats does the TF card MP3 player support?

A: This device supports FLAC, WAV, MP3, and APE formats when playing music directly from a TF (microSD) card, giving you full lossless audio playback without a phone or computer.

Q: Can I use Bluetooth transmitter and receiver modes at the same time?

A: The device operates in one mode at a time — Bluetooth Receiver, Bluetooth Transmitter, FM Transmitter, or TF Card Player. You can switch modes easily using the key controls on the device.

Q: Is this compatible with Spotify or other streaming apps?

A: Yes! In Bluetooth Receiver mode, you can stream Spotify or any other audio app from your smartphone directly to the device and output it to a wired speaker or car audio system.