SysMaster Tornado M20
SysMaster used embedded Linux to create a four-line IP video phone with built-in PBX and audio/video playback capabilities. Tornado M20 appears to be based on a very similar hardware platform with M10 - STB with amazing features and functionality. The M20 connects to local networks via wired or WiFi interfaces. it supports standard SIP-based VoIP registrars, proxies, or outbound proxy servers.
For comfort work with M20 it sports 3.5-inch color LCD display, along with a telephone keypad and handset. It can be connected to the TV via analog RCA video and stereo audio ports.
The M20 is already available with a suggested retail price of $260.