Maxtester EXFO OTDR 710B has a lightweight design, 7 inches outdoor enhanced touchscreen, EDZ 1m / ADZ 4m dead zones, up to 30 / 28 dB dynamic range, FTTx last-mile installation and troubleshooting, short access network testing, FTTA-fiber DAS installations, CATV/HFC network testing, 2 x USB 2.0 ports, RJ-45 LAN 10/100 Mbit/s, 2 GB internal memory, rechargeable lithium-polymer battery.