Size and Weight:

Length: 65.6mm
Width: 20.3mm
Height: 8.3mm
Weight: 8g

Bluetooth® Specs

Type: Class 1, Version 2.0
Data transfer: Speeds up to 3.0Mbps on USB 2.0.
Rata range: Distance up to 100 meters. Backwards compatible with Bluetooth versions 1.1 and 1.2.

Supported profiles

Advanced Audio Distribution Profile (A2DP) Cordless Telephony Profile (CTP)
Audio/Video Remote Control Profile AVRCP)
Dial-up Networking Profile (DUN)
Fax Profile (FAX)
Hands-Free Profile (HFP)
Hard Copy Cable Replacement Profile
(HCRP)
Headset Profile (HSP)
Human Interface Device Profile (HID)
Personal Area Networking Profile (PAN)
Service Discovery Profile
Serial Port Profile (SPP)
Object Exchange (OBEX) Protocol

System
compatibility

Windows 2000 / XP or Vista
Mac OSX 10.1.4 or later
USB 1.1 / 2.0