Aeoss 4.0 / 2.0 / 3.0 2.1+ Edr Compliant Speed 3Mb/s Bluetooth  (Black)

CSR4.0 Bluetooth adapter is currently the highest version , the fastest a new product , with strong compatibility, ultra high-speed stability, with a key matching, farther receiver distance (Class 2: 20 meters) , compliant with the Bluetooth 2.1 + EDR, Bluetooth 3.0 + HS and advanced Bluetooth 4.0 LE compliance ( with blue light indicator) Applicable Operating Systems : perfect support xp/win7 (32 -bit and 64-bit ) and other mainstream operating system Specifications: *Size : 26 ? 15 ? 7 mm ( approximately ) *Weight : 3g *Standard : Bluetooth V4.0 *Overview : Bluetooth low power, dual mode Bluetooth *Band: 2.402GHz-2.480GHz in *Sensitivity :-86dBm @ 0.1% of *RF transmitter power : +6 dBm of (II category ) *Name : Bluetooth 4.0 Adapter *Color: Copper USB interface *Accessories : Bluetooth adapter + Package *Bluetooth chip : original authentic CSR chip *Line with the latest Bluetooth 4.0 specification *Powerful ( dual mode , you can connect a Bluetooth Smart devices ) *Speed upgrade ( theoretical speed 3M / sec. ) How to use: Used: computers, laptops , desktops, and other electronic equipment with USB interface *Compliant with Bluetooth 2.1 + EDR, Bluetooth 3.0 + HS and advanced Bluetooth 4.0 LE Specifications *Support Bluetooth Class I standard, so Bluetooth greater coverage *Supports Wake-on-WLAN and Wake-on-Bluetooth function makes wireless terminal device more power *Support Win7 / / Vista / XP and other mainstream operating systems