Table 1 shows the Quick Specs.
| 
			 Product Code  | 
			
			 ISR4331-V/K9  | 
		
| 
			 Aggregate Throughput  | 
			
			 100 Mbps to 300 Mbps  | 
		
| 
			 Total onboard WAN or LAN 10/100/1000 ports  | 
			
			 3  | 
		
| 
			 RJ-45-based ports  | 
			
			 2  | 
		
| 
			 SFP-based ports  | 
			
			 2  | 
		
| 
			 Enhanced service-module (SM-X) slot  | 
			
			 1  | 
		
| 
			 NIM (Network Interface Modules) slots  | 
			
			 2  | 
		
| 
			 Onboard ISC slot  | 
			
			 1  | 
		
| 
			 Memory  | 
			
			 4 GB (default) / 16 GB (maximum)  | 
		
| 
			 Flash Memory  | 
			
			 4 GB (default) / 16 GB (maximum)  | 
		
| 
			 Power-supply options  | 
			
			 Internal: AC and PoE  | 
		
| 
			 Rack height  | 
			
			 1 RU  | 
		
| 
			 Dimensions (H x W x D)  | 
			
			 44.45 x 438.15 x 438.15 mm  | 
		
| 
			 Package Weight  | 
			
			 12.96 Kg  | 
		
			ISR4331-V/K9 Specification | 
		|
| 
			 Description  | 
			
			 Cisco ISR4331-V/K9 (2GE,2NIM,1SM,4G FLASH,4G DRAM, Voice Bundle)  | 
		
| 
			 Aggregate Throughput  | 
			
			 100 Mbps to 300 Mbps  | 
		
| 
			 Total onboard WAN or LAN 10/100/1000 ports  | 
			
			 3  | 
		
| 
			 RJ-45-based ports  | 
			
			 2  | 
		
| 
			 SFP-based ports  | 
			
			 2  | 
		
| 
			 Enhanced service-module slots  | 
			
			 1  | 
		
| 
			 Doublewide service-module slots  | 
			
			 0  | 
		
| 
			 NIM slots  | 
			
			 2  | 
		
| 
			 OIR (all I/O modules)  | 
			
			 Yes  | 
		
| 
			 Onboard ISC slot  | 
			
			 1  | 
		
| 
			 Default memory double-data-rate 3 (DDR3) error-correction-code (ECC) DRAM (Combined control/services/data planes)  | 
			
			 4 GB  | 
		
| 
			 Maximum memory DDR3 ECC DRAM (Combined control/services/data planes)  | 
			
			 16 GB  | 
		
| 
			 Default memory DDR3 ECC DRAM (data plane)  | 
			
			 NA  | 
		
| 
			 Maximum memory DDR3 ECC DRAM (data plane)  | 
			
			 NA  | 
		
| 
			 Default memory DDR3 ECC DRAM (control/services plane)  | 
			
			 NA  | 
		
| 
			 Maximum memory DDR3 ECC DRAM (control/services plane)  | 
			
			 NA  | 
		
| 
			 Default flash memory  | 
			
			 4 GB  | 
		
| 
			 Maximum flash memory  | 
			
			 16 GB  | 
		
| 
			 External USB 2.0 slots (type A)  | 
			
			 1  | 
		
| 
			 USB console port -type B mini (up to 115.2 kbps)  | 
			
			 1  | 
		
| 
			 Serial console port - RJ45 (up to 115.2 kbps)  | 
			
			 1  | 
		
| 
			 Serial auxiliary port - RJ45 (up to 115.2 kbps)  | 
			
			 1  | 
		
| 
			 Power-supply options  | 
			
			 Internal: AC and PoE  | 
		
| 
			 Redundant power supply  | 
			
			 N/A  | 
		
| 
			 AC input voltage  | 
			
			 100 to 240 VAC autoranging  | 
		
| 
			 AC input frequency  | 
			
			 47 to 63 Hz  | 
		
| 
			 AC input current range, AC power supply (maximum)  | 
			
			 3 to 1.3A  | 
		
| 
			 AC input surge current  | 
			
			 60 A peak and less than 5 Arms per half cycle  | 
		
| 
			 Typical power (no modules) (watts)  | 
			
			 42  | 
		
| 
			 Maximum power with AC power supply (watts)  | 
			
			 250  | 
		
| 
			 Maximum power with PoE power supply (platform only) (watts)  | 
			
			 530  | 
		
| 
			 Maximum endpoint PoE power available from PoE power supply (watts)  | 
			
			 250  |