Bluetooth 5.3 Wireless Audio Adapter – 3.5mm AUX TX/RX TF Card

Stream Music Wirelessly to Any Speaker or Headphone

Upgrade your home audio setup with this compact Bluetooth 5.3 Wireless Audio Adapter. Whether you want to breathe new life into your classic wired speakers or cut the cable on your TV setup, this dual-mode transmitter and receiver makes it effortless. Simply plug into any 3.5mm AUX port, pair via Bluetooth 5.3, and enjoy CD-level sound quality — wire-free.

Made in Mainland China.

Why You'll Love It

• Universal 3.5mm AUX Interface: Compatible with virtually every speaker, headphone, TV, tablet, computer, or amplifier that has a standard 3.5mm audio jack.
• Bluetooth 5.3 Technology: Experience ultra-low latency, high-speed audio transmission, and strong anti-interference performance for stable, uninterrupted listening.
• Dual Mode – Transmit & Receive: Use it as a receiver to add wireless capability to wired speakers, or as a transmitter to send audio from your TV or other source to wireless headphones or speakers.
• TF Card Support: Play music directly from a microSD/TF card — no phone or additional device needed.
• CD-Level Sound Quality: Preserves crisp high frequencies, full mid-range, and rich bass for an immersive listening experience with SBC audio decoding.
• Long Battery Life: Built-in 250mAh battery delivers up to 15 hours of playback on a single charge. Recharges fully in about 2 hours via USB Type-C.
• Hands-Free Calling: Built-in call function lets you take calls through your connected speaker or headphone system.
• 10-Metre Wireless Range: Enjoy freedom of movement with up to 10 metres (approx. 33 ft) of barrier-free Bluetooth range.
• Compact & Portable: Slim ABS body (61 × 41 × 17 mm) slips easily into a pocket or bag.

Technical Specifications

What's in the Box

• 1 × Bluetooth 5.3 Transmitter & Receiver Adapter
• 1 × Audio Cable (3.5mm)
• 1 × English & Chinese Instruction Manual

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Frequently Asked Questions

Q: Can this Bluetooth 5.3 adapter work as both a transmitter and a receiver?

A: Yes! This wireless audio adapter supports dual modes. In receiver mode, it adds Bluetooth streaming capability to any wired speaker or headphone with a 3.5mm AUX port. In transmitter mode, it sends audio from a non-Bluetooth source (like a TV or computer) to your Bluetooth headphones or speakers — all switchable via the push button.

Q: What devices are compatible with this Bluetooth audio adapter?

A: The adapter is compatible with a wide range of devices including smartphones, tablets, laptops, desktop computers, TVs, amplifiers, and speakers — any device with a standard 3.5mm AUX audio jack. It supports Bluetooth pairing with most modern Bluetooth-enabled devices.

Q: Does the Bluetooth 5.3 wireless adapter support TF (microSD) cards?

A: Yes, this adapter features TF card (microSD) support, allowing you to play music stored directly on a card without needing a separate phone or streaming device. Simply insert your TF card and enjoy your music library through any connected speaker.

Q: How long does the battery last and how is it charged?

A: The built-in 250mAh battery provides approximately 15 hours of continuous use on a full charge. It recharges in about 2 hours using the included USB Type-C connection, making it quick and convenient to top up between listening sessions.

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.