These phones have been extensively tested and are known to work well with our services. These models are officially supported, and each release is tested to ensure continued compatibility.
- Mitel (formerly Aastra) – 6730i, 6731i, 6739i, 6753i, 6755i, 6757i, 6757iCT, 6863i, 6865i, 6867i, and 6869i
- Cisco – 7940, 7960, SPA303, SPA502G, SPA504G, SPA508G, SPA509G, SPA512G, SPA514G, and SPA525G2
- Digium – D40, D50, and D70
- Grandstream – GXP1405, GXP1450, GXP2100, GXP2124, GXP1628, GXP1630, GXP2130, GXP2140, and GXP2160
- Panasonic – KX-TGP500, KX-TGP550, KX-UT113, KX-UT123, KX-UT133, KX-UT136, KX-UT670, KX-UTG200B, and KX-UTG300B
- Polycom SoundPoint IP Phones – IP301, IP320, IP321, IP330, IP331, IP335, IP430, IP450, IP501, IP550, IP560, IP601, IP650, and IP670
- Polycom SoundStation – IP4000, IP5000, and IP6000
- Polycom VVX Series – VVX101, VVX201, VVX300, VVX310, VVX400, VVX410, VVX500, and VVX600
- Snom – 300, 320, 360, and 370
- Yealink - T19PE2, T22P, T23G, T26P, T27P, T28P, T29G, T32G, T38G, T41P, T42G, T46G, T48G, W52P and CP860