Mini USB 2.0 bluetooth V4.0 Dongle Wireless Adapter For PC Laptop 3Mbps Speed bluetooth Adapter

Features:1. Really meets the bluetooth 4.0 technical specification, dual mode transmission, fully backward compatible with bluetooth 2.0, bluetooth 2.1, bluetooth 3.0 specifications.2. More transmission distance: 20m long transmission distance (no barrier), stable signal, dual mode, low power consumption.3. More stable transmission rate: 3Mbps transmission rate, providing high-speed file and audio data transmission.4. original drive management software: Easy to use, powerful, and support for multiple application extensions (Microsoft OFFICE software).5. Low latency, high speed link, intelligent sleep wake-up energy saving, 24-bit CRC check against interference, adaptive frequency hopping to reduce crosstalk.6. USB 2.0 interface is more versatile, to deal with data and audio data interaction between PC and various bluetooth devices.7. Mini body portableSpecification:Name: bluetooth 4.0 USB AdapterModel: BT4.0-06M/BT4.0-06HSize: 26*15*7mm/1.0x0.6x0.3Weight: 3gSensitivity: -86dBm@0.1%PR transmission power: +6dBm (Class II)Transmission rate: 3MbpsTransmission distance: 20mProduct interface: USB2.0Support system: Windows XP/Vista/7/8Package Included:1 x USB bluetooth Adapter