NF8108A - RJ45 LAN CABLE TESTER - LENGTH FAULTS LOCATOR - DOSS PD3227SB When you are using 8-ohm

When you are using 8-ohm amplifier

75~300 Ohm

Customisable Sound and Light Alarm: Record your own audio as an alarm and adjust the brightness for your customised use

L/Nin-L/Nout: 2KV

NF8108A - RJ45 LAN CABLE TESTER - LENGTH FAULTS LOCATOR - DOSS PD3227SB When you are using 8-ohmThe NF8108A comes with a main tester and remote identifier. It is especially designed to check and test network cable, such as open, short and reserve. NF8108A can also test cable length accurately which make it becomes an essential tool in communiction field. Features Measure network cable length and determine the distance of open and short circuit. Portable unit with long battery life (wait case 50 hours). Automatically time delay shut off. Self