Micro-OTDR Model: TN1700-P1 Wavelength: 1550nm, with filter Dynamic Range: 22dB Test Range: 10m to 70km Support Active Fiber Test Support Live Fiber Test Support in-service Fiber Test Multi Functions are integrated:OTDR (Auto Test), OTDR (Average Test), OTDR (Real Time Test), Event Map, Visual Fault Locator (VFL), Optical Power Meter (OPM), Optical Light Source (OLS), Loss Test, LED Light Menu Language: English, Russian, French, Spanish, Portuguese, Fore more other languages, we are adding... 7x24 Technical Support Specifications: A:SC Connector Color: As shown Material: plastic Package Contents: 1 * OTDR Fiber Tester 1 * English User Manual 1 * Cleaner 1 * USB Cord 1 * Carry Bag (The words on the product due to different batches, but it not affect the use) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.