What phones can I use with Zerabox?
Zerabox connects to non-proprietary IP phones. We support several models from some of the most respected manufacturers today, Polycom, Aastra and Grandstream. The Polycom SoundPoint models include the following; IP330, IP501, IP650, and the IP601 Sidecar Expansion Module. In Aastra, we support the following Business IP models; 53i, 55i (with cordless handset), 57i, and the 560M Sidecar Expansion Module. In Grandstream we support the 2010 and 2020 models.