... 2042 main chip, with bluetooth2.0 Interface 2, using the Bluetooth industry leading software solutions, WIDCOMM BTW (Microsoft officially designated software ... than 3 months, giving charge line. 8, the appearance of total size: 254mm x 200mm x 30mm9, windows xp, Vista, ... of desktop and notebook computers, can also support the Bluetooth HID protocol to connect a variety of portable electronic devices ...