IDEAL Networks UniPRO SEL1 - R154000 - Loopback Testing, LAN Cable Testing, Fiber Optic Cable Testing, Network Testing, Wireless Connectivity Testing, Wireless Signal Strength Testing, Bandwidth Monitor, Backhaul Testing, Network Traffic Monitoring, Device Testing, Speed Testing, ... - 1 x Network (RJ-45) - 1 Number of Total Expansion Slot(s) - Twisted Pair, Optical Fiber - Gigabit Ethernet - 10/100/1000Base-T, 1000Base-X - Battery Included - Nickel Metal Hydride (NiMH):