<ul> <li>Bluetooth 5.3: Built -in high -performance Bluetooth 5.3 chip, and EDR+BLE technology, high -definition decoding, Bluetooth wireless signal is stable, allowing for automatic connection to Bluetooth</li> <li>Convenient to use: free drive, plug and play, support 5 devices to connect to use simultaneously</li> <li>Bluetooth Pairing Faster: Memory pairing, booting seconds</li> <li>Wide Application: Enables wireless communication with Bluetooth-enabled desktop, printers, phones and headsets. Utilizes Bluetooth low energy technology for energy-saving wireless connectivity</li> <li>Easy to Carry: A sleek, ultra-small design means you can insert the USB Bluetooth adapter into any USB port and simply keep it there regardless of whether you are traveling or at home</li> </ul> <p><strong>Specification:</strong></p> <ul> <li>Material: PC+ABS</li> <li>Product chip: ATS2851</li> <li>Bluetooth version: 5.3</li> <li>Frequency range: 2.4GHz ~ 2.4835GHz</li> <li>Wireless protocol: A2DP/SBC/AAC/HSP/AVRCP/HID, etc.</li> <li>Fixedware version: HCI 12.2064 / LMP 12.8978</li> <li>Transmission distance: 10m</li> <li>Transmission rate: 2Mbps</li> <li>Applicable operating system: Windows 8/10/11 (Windows 7 needs to install driver, does not support for Apple computer)</li> <li>Number of support device: 5</li> <li>Size: 17*9.3*30mm</li> <li>Net weight: 10g</li> <li>Features: Bluetooth 5.3 chip, EDR+BLE technology, high-definition decoding, driver-free, plug and play, stable signal, supporting 5 devices at the same time, auto connect after device power on</li> </ul>