The ShoreTel Voice Switch 90 is a 1U half-width voice switch that supports up to 90 IP phones and up to a maximum of 12 analog ports (eight loop start trunk and four analog extension ports).
The ShoreTel Voice Switch 90 supports ShoreTel IP phones, softphones, and SIP devices. The ShoreTel Voice Switch 90 interfaces to standard analog trunks using loop start or wink start signaling, as well as to standard analog telephones including CLASS feature phones with Caller ID Name and Number and Message Waiting.
1.69 x 8.39 x 14.28 inches (43 x 213 x 378 mm)
5.3 lb (2.4 kg)
100-240 VAC, 50-60 Hz
31 W (max)
0-90% relative humidity (non-condensing)