3 pcs Mini Wireless Dongle Adapter Audio Stereo Receiver PC Computer - PAMEENCOS USB Bluetooth 5.0

• Interface type: USB Transmission distance: approximately 20m/65.62ft. Operating frequency: 2400(MHz). Sensitivity: -86dBm@0.1%. PR transmission Power: +6dBm(Class II). Product interface: USB2.0. Driver: CSR Harmony Wireless Software Stack. Supported system: Windows XP/Vista/7/8. Dual mode transmission. Further transmission distance: 20m long transmission distance (unobstructed Separated), the signal is strong. More stable transmission rate: 3Mbps transmission rate, up For high-speed file, audio data transmission. CSR original drive management software: CSR Harmony drive Dynamic management software. Easy to use, powerful, support Multiple application extensions (Microsoft 0FF1CE software). Low latency, high-speed link, intelligent sleep wake up energy saving, 24-bit CRC check to resist interference, adaptive frequency hopping reduction Less crosstalk. Fully backward compatible with Bluetooth 2.0, Bluetooth 2.1, Bluetooth The 3.0 specification. USB2.0 interface is more general, mini body portable. Driver download: https://pan.baidu.com/s/1J0qC-2-XAs97qgY42NgVMw code: qa4d.