USB Bluetooth4.0 Adapter Receiver Transmitter USB Dongle Supports Win8 for Mobile Phone Computer Headset Audio

Features: 
1. Support dual mode EDR / LE stereo audio transmission. 
2. Small and exquisite design, take it with you and don't take up space. 
3. When there is no obstacle, the signal can be transmitted at a distance of 20m. 
4. Broadcom intelligent chip, faster transmission rate, more stable, better compatibility. 
5. Support 3mbps transmission rate, provide high-speed file, audio data transmission. 
6. 24 bit CRC check to resist interference, adaptive frequency hopping, reduce crosstalk, more stable signal. 
 
Specifications: 
3. Size: 32.8 * 18.2 * 7.9MM; 
4. Interface: USB; 
5. Color: black, white; 
6. Bluetooth standard: 4.0; 
 
Package Includes: 
1 * Bluetooth adapter, 
1 * Certificate, 
1 * Warranty card