MA5801-GP16 is a box-shaped(1U) OLT, which houses integrated control and service module, 1 pluggable fan module, 2 pluggable power modules, 16 GPON ports, 4 GE/10GE Uplink ports, 4 common interfaces
MA5801-GP16-H2 is a box-shaped(1U) OLT, which houses integrated control and service module, 1 pluggable fan module, 2 pluggable power modules, 16 GPON ports, 4 GE/10GE Uplink ports, 4 common interfaces