Bluetooth adapter UGREEN CM748 USB 5.0, black

UGREEN CM748 USB 5.0 Bluetooth adapter (black) adds Bluetooth 5.0 connectivity to computers and devices with a standard USB-A port. The compact dongle enables wireless pairing with headsets, speakers, mice, keyboards and smartphones, providing improved range, higher data throughput and lower power consumption compared with older Bluetooth versions. The adapter is intended for users who want to upgrade desktops or laptops that lack built‑in Bluetooth to support audio streaming, file transfer and peripheral connections.

Advantages

The Bluetooth 5.0 standard ensures more stable connections and greater signal range for streaming audio and connecting peripherals. The small form factor makes the adapter convenient for permanent USB placement without blocking adjacent ports. Low power consumption helps reduce impact on laptop battery life and desktop power budgets. Compatibility with a wide range of Bluetooth-enabled devices allows straightforward pairing with headsets, speakers, mice, keyboards and mobile phones.

Suitable for

• Adding Bluetooth to desktop PCs and older laptops that lack built‑in wireless
• Wireless audio streaming to Bluetooth headsets and speakers
• Connecting Bluetooth mice, keyboards and other input devices
• Transferring files between a computer and a smartphone or tablet

Key specifications

• Bluetooth version: 5.0
• Interface: USB-A plug
• Color: black
• Compatible device types: desktop computers, laptops with USB-A ports
• Supported device profiles: audio and HID peripherals (headsets, speakers, mice, keyboards)
• Design: compact USB dongle for semi-permanent insertion

How to use

Insert the UGREEN CM748 adapter into an available USB-A port on the computer. If required by the operating system, install drivers or accept automatic driver installation prompts. Use the system Bluetooth settings to enable Bluetooth and start pairing mode on the target device (headset, speaker, mouse, keyboard or smartphone). Select the device from the list of available Bluetooth devices and complete pairing. After initial pairing, the adapter will reconnect automatically to previously paired devices when they are in range and powered on.

Usage recommendations

Place the adapter in a USB port with minimal physical obstruction and keep paired devices within recommended Bluetooth range for best signal stability. For audio applications, verify the computer's audio output settings after pairing to ensure the Bluetooth device is selected. Update system drivers when prompted to maintain compatibility and performance.