D-Link DPH-540 clamshell WiFi phone

The D-Link DPH-540 clamshell WiFi phone offers reduction in your monthly telephone bills via VoIP technology in a compact Session Initiation Protocol (SIP)-based package. You can now make VoIP calls as long as you’re in the vicinity of a WiFi network or open hot spot. This clamshell phone weighs just 106g and feature large, bright color displays for easy viewing. Other features include address book storage, caller ID, polyphonic ringtones, redial, mute, and text-messaging capabilities. Talk time is rated at 3 hours for this $249.99 device. Security features include WEP, WPA and WPA2 encryption support.