Meet the Baseus BA04 USB Bluetooth adapter—a compact, plug‑and‑play solution that instantly adds reliable Bluetooth 5.0 connectivity to your devices. Built around the BR8651 chip, BA04 delivers efficient data transfer, stable pairing, and broad compatibility so you can untether from wires without sacrificing audio quality or input responsiveness.

• Bluetooth 5.0 with BR8651: Enjoy faster data throughput, lower latency, and more stable connections between your devices for music, calls, and gaming peripherals.
• Up to 20 meters of range: Place your headphones, speakers, keyboards, or game controllers further away from your computer or TV and maintain a solid link.
• High‑fidelity audio and multi‑protocol support: Supports A2DP, H2DP, HSP, AVRCP, HID, and other profiles, enabling wireless stereo listening and seamless control of playback and peripherals.
• Backward compatible: Connects with devices using older Bluetooth versions, so you can upgrade your setup without replacing everything.
• Driver‑free, plug‑and‑play installation: Simply insert the adapter into a USB port and pair from your device’s Bluetooth settings—no software downloads required.

Who should consider the Baseus BA04?

Anyone looking to modernize a desktop PC, Windows or macOS laptop, or a smart TV with reliable wireless audio, peripherals, or input devices. If you want to stream music to Bluetooth headphones, run a wireless keyboard or mouse, or connect a Bluetooth speaker to your TV, BA04 provides a versatile, drop‑in solution that’s easier to deploy than many dongles.

Practical use cases

• Stream music from a computer to Bluetooth headphones or speakers without latency concerns.
• Pair wireless keyboards, mice, game controllers, or other HID devices to improve workspace or living room setups.
• Upgrade an older PC or laptop without built‑in Bluetooth to support modern wireless peripherals and media devices.
• Link a Bluetooth audio receiver to a home theater system for seamless multi‑room listening, aided by reliable AVRCP control.

Why BA04 stands out

Uniquely designed for dependable everyday use, the Baseus BA04 combines a robust Bluetooth 5.0 connection with a capable BR8651 chipset, delivering quick pairing, stable streaming, and broad protocol support in a compact USB dongle. Its driver‑free setup minimizes hassle, while its backward compatibility ensures you don’t have to abandon devices you already own. If you value a simple, effective upgrade to wireless peripherals and audio, BA04 is a thoughtful, future‑proof choice.

Specification snapshot

• Brand: Baseus
• Model: BA04
• Color: Black
• Connector type: USB
• Bluetooth standard: 5.0
• Chip: BR8651
• Supported protocols: A2DP, H2DP, HSP, AVRCP, HID, and others
• Range: up to 20 meters
• Installation: Plug & play, no drivers required

Upgrade your setup with the Baseus BA04 and experience seamless wireless connectivity that keeps pace with modern devices and past generations alike.