Cisco 8861 inc. 8800 KEM Expansion Module
Yealink T46S inc. EXP40 Expansion Module
Yealink T48S inc. EXP40 Expansion Module
Poly VVX 450 inc. VVXEM50 Expansion Module
Poly VVX 501 inc. VVX Expansion Module
Poly VVX 601 inc. VVX Expansion Module
Yealink W52P DECT
Panasonic KX-TGP600 DECT
Cisco 8811
Cisco 8841
