Corelink 4 Port 3 Power Supply Epon Olt Supply 4 SFP PON ports, With Combo SFP/ Ethernet uplink portsEach PON port supports a 1.64 split ratio, a total of 256 ONUs accessThe distance can reach 20kmSupport to work with All ONUs Easy to use for all users WEB Management and Command-line 1U rack, inside fan, better for heat-dissipating and reliable operatingDual Power Up to Replacement GUARANTEE
