USB Wirele Dongle 3Mbps Audio Music Receiver Transmitter Dual Antenna Low Power TransmiionBluetooth-Compatible 5.3AdapterFeature:1. Realtek 5.3 Chip:This Bluetooth-Compatible adapter is compliant with the Bluetooth-Compatible 5.3 specification, supporting dual-mode and low-power consumption transmiion. The original Realtek driver management software offers user-friendly features and powerful functionality, supporting various application program extensions.2. Extended Transmiion Range:With a super-long transmiion distance of 150m (unobstructed), thanks to its dual-antenna design, this adapter significantly improves transmiion distance. Enjoy a stable transmiion rate of 3Mbps, allowing for high-speed file and audio data transfers.3. Ultra-Low Latency and Fast Connection:Experience ultra-low latency for quick connections, intelligent sleep/wake functions for energy-saving, 24-bit CRC verification to resist interference, and adaptive frequency hopping to reduce crotalk.4. Full Compatibility with:This USB adapter is fully compatible with Bluetooth-Compatible 2.0, 2.1, 3.0, 4.0, 5.0, and 5.1 specifications, ensuring seamle connectivity with various devices.5. Enhanced Performance:This Bluetooth-Compatible 5.3 adapter boasts strong compatibility, stable connection speeds, and extended receiving range. Compatible with popular operating systems such as Windows 7, 8.1, and 10/11 (plug-and-play for Win 8.1/10/11). Connect your computer to other Bluetooth-Compatible devices like headphones, speakers, mice, keyboards, game controllers, smartphones, and printers wirelely for audio, data, and image transmiion.Specification:Bluetooth-Compatible: 5.3Model: RTL811Color: BlackTransmiion rate: 3 (Mbps)Interface: USBWorking frequency: 2.4 (MHz)Gro weight: 50g Note:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-2cm measuring deviation due to manual measurement. 1 x USB Wirele Dongle1 x Instructions