UGREEN CM748 Bluetooth Adapter and USB Dongle

Unleash the full potential of your wireless setup with the UGREEN CM748 Bluetooth 5.4 USB Adapter. Built with an advanced Bluetooth 5.4 chip and external antenna, it delivers fast, stable wireless connectivity up to 20 metres for all your essential peripherals. Connecting laptops, earphones, mice, keyboards, and game controllers simultaneously in a true 5-in-1 setup, it offers plug-and-play simplicity on Windows 8.1/10/11 with zero driver hassle. Fast and secure file transfer, a clear LED status indicator, and an impressive certification portfolio including CE, FCC, UL, RoHS, and more — this is the definitive Bluetooth upgrade for any Windows PC.

• Bluetooth 5.4 Technology: Advanced Bluetooth 5.4 chip delivers faster transmission, lower latency, and superior stability.
• 5-in-1 Device Connectivity: Simultaneously connect laptop, earphones, mouse, keyboard, and game controller wirelessly.
• 20-Metre Wireless Range: Extended external antenna range ensures reliable connectivity across large rooms and workspaces.
• Plug and Play: Driver-free setup on Windows 10/11 — plug in and connect your devices instantly with no installation.
• Fast Secure Data Transfer: Quick and encrypted file exchange between connected Bluetooth devices at high speed.
• Wide Backwards Compatibility: Fully supports Bluetooth 4.0, 4.2, 5.0, 5.2, and 5.3 devices without any issues.
• External Antenna Design: Detachable external antenna enhances signal strength and extends wireless coverage range.
• LED Status Indicator: Clear LED light confirms active Bluetooth connection and operational status at a glance.
• USB 2.0 Interface: Standard USB 2.0 connector fits any desktop, laptop, or USB hub without adapters needed.
• Extensively Certified: CE, FCC, UL, RoHS, WEEE, DOT, EAC, EPA, GMP, and TGA certified for total peace of mind.

The UGREEN CM748 is the complete wireless peripheral solution for any Windows desktop or laptop. With Bluetooth 5.4 speed, a 20-metre external antenna range, 5-in-1 simultaneous device connectivity, and one of the most comprehensive certification portfolios of any Bluetooth dongle available — it's the reliable, future-proof wireless upgrade that transforms your entire workspace in seconds. Simply plug in and go.

• Brand: UGREEN
• Model: CM748 (45134)
• USB Interface: USB 2.0
• Bluetooth Version: 5.4
• Backwards Compatibility: Bluetooth 4.0, 4.2, 5.0, 5.2, 5.3
• Antenna Type: External
• Transmission Distance: Up to 20 metres
• Simultaneous Connections: Up to 5 devices (laptop, earphones, mouse, keyboard, controller)
• Driver Required: Plug and play on Windows 10/11; driver required for Windows 8.1
• Data Transfer: Fast and secure file exchange supported
• LED Indicator: Yes — confirms active connection status
• Compatible Systems: Windows 8.1 / Windows 10 / Windows 11
• Note: macOS not supported
• Certifications: CE, FCC, UL, RoHS, WEEE, DOT, EAC, EPA, GMP, TGA
• Origin: Mainland China