SIP(RFC3261) Support
The voice signaling of WM4101 is based on SIP v2 open standard, which is interoperable with major SIP-based call servers, IP PBXs, and other standard SIP-based client devices.

Enhanced power saving design
With an improved power-saving design, the WM4101 can be used for a relatively long period of standby and talk time. With an extended life for each recharge cycle, the WM4101 is available where and when you need it.

IEEE802.11b/g compatibility
The WM4101 will allow users to achieve mobility with the support of IEEE802.11b/g wireless standard, and seamless roaming within same SSID.

Advance phone feature support
Support enhance call features such as call waiting, hold, transfer, miss call indication, and local phone book.

Exceptional QoS function
The QoS function of WM4101 will maintain exceptional quality in a shared wireless voice and data network by prioritizing voice to have higher priority then data packets. The WMM(802.11e) provides optimum Quality of Service (QoS) by delivering real time application packet with higher priority.

Wireless network security
With the support of WPA/WPA2 the WM4101 provide the highest security standard in a Wi-Fi network.

STUN and Outbound Proxy
With the support of STUN and Outbound Proxy the WM4101 can pass through most NAT easily.