Specification:NF-8601S Transmitter specificationsLCD screen:60 x 45mmTone frequency:130KHzThe range of testing cable:2000mTrace cable coonected to switch:AC FliterTone mode:2 Tones, adjustableCompatible with connectors:RJ11,RJ45,BNC, PING/PoEBattery type:Lithium batteryDimensions (LxWxD):185 x 80 x 32mmNF-8601S Receiver specificationsFrequency:130kHzThe Max. working current:Less than 70mAEarphone jack:1LED illumination:2 LEDsBattery type:Lithium batteryDimensions (LxWxD):218 x 46 x 29mmNF-8601S Remote unit specificationsCompatible with connectors:RJ11,RJ45,BNCDimensions (LxWxD):107 x 30 x 24mmFeature:NF-8601S, a must tool for each network technician, provides full cable testing on different category network, coax, or telephone cable. displaying wire map and any faults.The intelligent wiremap' feature tests for length, shorts, split pairs, or opens and displays with an intuitive graphical interface where a fault is located.(usingTDR techonology:Time Domain Reflectometry).Besides, finding cables easier and tracing with AC fliter, or locating network port using hub blink feature. NF-8601S also tests the presence of PoE and PING functions.Functions1. Measures cable length and display the distance to fault.2. PoE Presence: identify which pins are providing power and detect how much voltage .3. PING function to test network performance, data packet, min & max time.4.Tone trace cable with complete AC Interference Rejection, much easier than other tracers on markets.5. Hub blink for locating network port by the flashing port light on a server/switch/hub/router port6. Core troubleshooting features; length, distance to fault, graphical wire mapping, opens, shorts7. TF card included to import and export data from comupter (50 sets, txt format).8. Roughly locate breakage or short position by tone.9. Voltage detector: included in receiver (90-1000V)Benefits1. Two tone tracing modes: common switch & PoE Switch.2. Big LCD color screen 320*240 and lighting lamp in darkness.3. Function of storage and memory.4. Low voltge alarm function and automatic delay power on-off.5. Rechargeable Lithium battery for more efficient work.Package Included:2x Built-in Lithium battery1x Carry case1x Gift box1x Charging adaptor1x Telephone line adapter1x Network cable adapter1x Cable clips1x TF memory card