Bluetooth 5.3 Adapter Type C Wirele Adapter USB C Dongle Bluetooth Audio Adaptador for PC Laptop Speaker Receiver TransmitterKind reminder:Win8 or above driver free, Win7 requires driver installationFeatures:1.RTL8761BW chip, which truly conforms to the technical specification of Bluetooth 5.3, has dual-mode low-power transmiion.2. Longer transmiion distance: 10-20m long transmiion distance (no barrier), strong signal.3. More stable transmiion rate: 3Mbps transmiion rate, providing high-speed file and audio data transmiion.4. Original driver management software: REALTEK driver management software is easy to use, powerful and supports a variety of application extensions.5. Ultra-low delay speed link, intelligent sleep wake-up to save energy, 24-bit CRC check to resist interference, adaptive frequency hopping to reduce crotalk.6. Complete backwards compatibility Bluetooth 2.0, Bluetooth 2.1, Bluetooth 3.0, Bluetooth 4.0, Bluetooth 5.0, Bluetooth 5.1 and other specifications.7. The Type-C interface is faster, and the ultra-mini body is portable.Realize wirele connection between computer and other Bluetooth protocol devices (Bluetooth headset or speaker or mouse or keyboard or gamepad or mobile phone or printer, etc.) for audio, data and image transmiion. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.