Model	Phone lines	Analog Stations	VOIP lines	IP Stations
240VS	2	4	0	12
244VS	2	4	4	12
248VS	2	4	8	12
280VS	2	8	0	8
284VS	2	8	4	8
288VS	2	8	8	8
480VS	4	8	0	8
484VS	4	8	4	8
488VS	4	8	8	8
840VS	8	4	0	12
844VS	8	4	4	12
848VS	8	4	8	12