BT180-A 6-in-1 FM Transmitter Bluetooth Audio Decoder & Radio

BT180-A Multifunctional FM Transmitter & Bluetooth Audio Decoder

Meet the BT180-A — a powerful 6-in-1 audio solution that combines Bluetooth audio reception, USB decoding and playback, AUX input, PC sound card, FM transmission, and FM radio all in one compact aluminum-encased unit. Whether you're streaming music wirelessly, playing files from a USB drive, or broadcasting audio over FM, the BT180-A handles it all with crystal-clear sound and rock-solid stability.

Six Functions in One Device

• Bluetooth 5.3 Audio Reception: Wirelessly receive audio from your smartphone or tablet. Supports HFP, A2DP, AVRCP, HSP, GAVDP, IOP, SPP, and BLE profiles. Effective range up to ~10 meters.
• USB Decoding & Playback: Play MP3, WAV, WMA, and FLAC files directly from a USB drive (supports up to 128GB). Includes breakpoint memory and track memory so you never lose your place.
• AUX Audio Input: Connect any external player via the 3.5mm AUX input and route audio through the FM transmitter or directly to an amplifier.
• PC Sound Card: Driver-free USB sound card functionality — connect your computer and output its audio through the FM transmitter or amplifier with zero setup.
• FM Transmitter: Broadcast any input source over FM frequencies from 76 MHz to 108 MHz (global frequencies supported). Stereo separation greater than 35 dB. Transmit power: 0.5W. Typical range: 200–500 meters depending on environment.
• FM Radio Receiver: Receive FM stations from 87.5 MHz to 108 MHz. Displays station count, current station number, frequency, and memory storage. Supports automatic and manual scanning. Compatible with onboard or external antenna.

Advanced Audio Processing

Powered by a SOC chip integrating a 32-bit MCU and a dedicated aDSP for hard audio decoding. Sampling rate support: 8 / 11.025 / 12 / 16 / 22.05 / 24 / 32 / 44.1 / 48 kHz. Customize your listening experience with built-in EQ sound effect modes: Normal, Rock, Jazz, Country, and Classical.

Built-In Battery & Charging

Equipped with a 2,800 mAh onboard lithium battery that delivers over 8 hours of continuous use without headphones. Charges via USB Type-C (5V / 1–2A) and can be used while charging for uninterrupted performance.

Key Specifications

• Bluetooth Version: 5.3 (backward compatible with 4.0)
• Bluetooth Frequency Range: 2.4 GHz – 2.480 GHz (Class2, 4 dBm)
• FM Transmit Frequency: 76 MHz – 108 MHz
• FM Receive Frequency: 87.5 MHz – 108 MHz
• Frequency Step: 0.1 MHz
• Transmit Power: 0.5W
• Stereo Separation: >35 dB
• Battery Capacity: 2,800 mAh
• Charging: USB Type-C, 5V / 1–2A
• Supported Formats: MP3, WAV, WMA, FLAC
• Max USB Storage: 128GB
• Enclosure Material: Aluminum / PCB
• Color: Blue
• Country of Origin: Made in Mainland China

What's in the Box?

• 1 × BT180-A Multifunctional Audio Decoder / FM Transmitter

Note: Only the above item is included. Light reflection and display differences may cause slight color variations from product images. Measurement tolerance is ±1–3 cm.

You Might Also Like

• Crystal Peony Car Rearview Decoration Pendant
• High-End Car Fragrance Pendant — Elegant Car Interior Accessory
• Microfiber Car Wash & Detailing Towels

Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: What audio formats does the BT180-A FM transmitter and decoder support?

A: The BT180-A supports MP3, WAV, WMA, and FLAC audio formats for USB playback. It also streams audio via Bluetooth 5.3, accepts AUX input, and can function as a driver-free USB PC sound card — giving you maximum flexibility across all your audio sources.

Q: How far can the BT180-A FM transmitter broadcast?

A: The FM transmitter operates at 0.5W output power across a frequency range of 76 MHz to 108 MHz. Typical transmission distance is 200–500 meters, though actual range depends on your environment and the receiving sensitivity of your radio.

Q: How long does the built-in battery last, and can I use the device while it charges?

A: The onboard 2,800 mAh lithium battery provides over 8 hours of continuous use. Yes — the BT180-A supports pass-through charging via USB Type-C (5V / 1–2A), so you can keep using it while it powers up.

Q: Is the BT180-A compatible with my car radio or home amplifier?

A: Absolutely. The BT180-A is designed for both car and home use. It can transmit audio to any FM radio in the 76–108 MHz range, or connect directly to a power amplifier via the 3.5mm AUX output port for wired audio output.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.