Hardened SFP/155-ED, SS-SM/SC (1310T/1550R) 20Km(also known as 808-38121)
Hardened SFP/155-ED, SS-SM/SC (1550T/1310R) 20Km ( also known as 808-38122)
Hardened SFP/155-ED, SS-SM/SC (1310T/1550R) 40km(also known as 808-38123)
Hardened SFP/155-ED, SS-SM/SC (1550T/1310R) 40km(also known as 808-38124)