... , 1310nm/1550nm up to 800 curves record LCD, USB port, with GUI software OTDR WY-8100The WY-8100 OTDR is a ... LAN interfaces. It also features a long battery operation life. With WY-8100, you can measure unit/connection/transmission loss and ... , User Manual, Carry case, FC adapter, SC adapter, CD/software Handheld OTDR with 31/29dB, 1310nm/1550nm