Features: 1) Bluetooth 1.2 standard for best wireless interfering avoidance in 2.4GHz with class1 design for long range coverage up to 400ft in open space 2) Bluetooth BQB certified to ensure voice quality over wireless and compatibility for BT headsets currently sold on the market 3) Works with Skype, Yahoo Messenger and MSN messenger 4) Truly plug-and-play and free from any driver and utility installation 5) Auto-paring with the last paired device when power on 6) Low power consumption with advanced dynamic power management mechanism for maximum power saving 7) Embedded with 32 / 128 / 256 / 512 Mbyte flash for user configuration profile data and VoIP application software 8) Password protect for your personal data 9) Bluetooth built for Skype 10) Uses Skype with bluetooth headset ( V1.1, 1.2 ) in class 1 transmission (15 - 30 meters range) 11) Remote pick up and hang up phone 12) Driver and software installation free for bluetooth 13) No driver installation, no profiles setting needed, a truly plug and play gateway to work with any PC and notebook 14) VoIP on-the-go for Skype 15) Universal plug and talk in carrying all contant list and history record for Skype phone anywhere (any Intemet PC accessible) 16) Multi-languages support in using your oriented Skype worldwide from air VoIP gateway with no setting 17) Personal security: completely secure personal contact list, history record on the gateway (not store on other PCs) and personal security code protected