MULTI MODE 4 PAIR G.SHDSL EFM AND ATM MODE
4-PORT ASYNC/SYNC SERIAL HWIC
4-PORT ISDN BRI HIGH-SPEED WAN INTERFACE CARD
4-PORT ETHERNET SWITCH HWIC WITH POE
1-PORT T1/FRACTIONAL T1 DSU/CSU WAN INTERFACE CARD
ISR4331/K9 Cisco ISR 4331 2GE 2NIM 1SM 4G FLASH 4G
ISR4321/K9 Cisco ISR 4321 2GE 2NIM 4G FLASH 4G DRAM