System Capacity
Maximum Trunks
The KX-NS300 supports the following number of trunks.
	
		
			| Type | KX-NS300 | 
		
			| Basic System
 | With 1 KX-NS320
 | With 2 KX-NS320
 | With 3 KX-NS320
 | 
		
			| Total Number of Trunks
 | 52 | 82 | 112 | 142 | 
		
			| Legacy | 36 | 66 | 96 | 126 | 
		
			| BRI | - | - | - | - | 
		
			| PRI23 | - | - | - | - | 
		
			| PRI30 | 30 | 60 | 90 | 120 | 
		
			| T1 | - | - | - | - | 
		
			| E1 | 30 | 60 | 90 | 120 | 
		
			| Analogue | 12 | 24 | 36 | 48 | 
		
			| IP | 16 | 16 | 16 | 16 | 
		
			| H.323 | 16 | 16 | 16 | 16 | 
		
			| SIP | 16 | 16 | 16 | 16 | 
	
 
Maximum Terminal Equipment
The following shows the number of each terminal equipment type supported by the KX-NS300.
	
		
			| Type | KX-NS300 | 
		
			| Basic System
 | With 1 KX-NS320
 | With 2 KX-NS320
 | With 3 KX-NS320
 | 
		
			| Extensions (DXDP*1) | 66 (72) | 98 (112) | 130 (152) | 162 (192) | 
		
			| Legacy (DXDP*1) | 34 (40) | 66 (80) | 98 (120) | 130 (160) | 
		
			| SLT | 32 | 64 | 96 | 128 | 
		
			| DPT | 18 (24) | 34 (48) | 50 (72) | 66 (96) | 
		
			| APT | 8 | 16 | 24 | 32 | 
		
			| IP | 32 | 32 | 32 | 32 | 
		
			| IP-PT | 32 | 32 | 32 | 32 | 
		
			| SIP | 32 | 32 | 32 | 32 | 
		
			| SIP Phone | 32 | 32 | 32 | 32 | 
		
			| S-PS | 32 | 32 | 32 | 32 | 
		
			| DSS Console | 8 | 8 | 8 | 8 | 
		
			| CS | 20 | 24 | 28 | 32 | 
		
			| DPT-CS (2 ch) | 4 | 8 | 12 | 16 | 
		
			| DPT-CS (8 ch) | 2 | 4 | 6 | 8 | 
		
			| IP-CS | 16 | 16 | 16 | 16 | 
		
			| SIP-CS | 16 | 16 | 16 | 16 | 
		
			| PS | 128 | 128 | 128 | 128 | 
		
			| VM |  |  |  |  | 
		
			| Built-in UM (ch) | 24 | 24 | 24 | 24 | 
		
			| TVM Unit | 2 | 2 | 2 | 2 | 
		
			| Doorphone | 2 | 4 | 6 | 8 | 
		
			| Door Opener | 2 | 4 | 6 | 8 | 
		
			| External Sensor | 2 | 4 | 6 | 8 | 
	
 
*1 When Digital XDP is used.