1. The new addition of a USB wire is to connect a computer (desktop,  laptop)for power,no need extra power adapter.  
2. It can be used for any wireless network product, such as wireless router, IP camera
3. Support any VoIP ATAs and VoIP Phones;
4. Support Wifi model: AP Client;
5. IEEE 802.11B/G compliant;
6. Support WEP (64 bit), WEP (128 bit), WPA, WPA2 Security access;
7. Support SSID broadcast.
8. Frequency: 2.4Ghz