SYSTEM	KX-TDA15	KX-TDA30	KX-TDA100	KX-TDA200
Maximum Capacities:
Extension Port	28	28	64	128
Single Line Telephone	12	24	64	128
Proprietary Telephone	16	48	128	256
Trunk port	8	12	64ch	128ch
Analogue Lines	2	12	64	128
E&M	-	-	32	64
E1	-	-	2(60ch)	4(120ch)
BRI	4(8)	6(12)	32(64ch)	64(128ch)
PRI(30B)	-	-	2(60ch)	4(120ch)
IP-GW	1(4ch)	1(4ch)	2(8ch)	4(16ch)
Cell stations	2	8	16	32
DECT Handsets	28	28	128	128

MODEL	LCD	Line Keys	Speaker phone	Headset jack	Back light LCD	D-XDP (V1.1)	USB Interface	12 Key add on module	NAVI Key	Dual colour LED's
KX-T7636	6 line	24	Full Duplex				Option	Option
KX-T7633	3 Line	24	Full Duplex				Option	Option
KX-T7630	3 Line	24	Full Duplex		-		-	-
KX-T7625	None	24	Full Duplex		-		-	-
KX-T7665	1 Line	8	Full Duplex	-	-		-	-	-
KX-TCA155	3 Line	0	Full Duplex			-	-	-		-
KX-TCA255	3 Line	0	Full Duplex			-	-	-		-