Power & Video Balun: Gold Plated BNC is provided with better transmission and long distance HD transmiter. Super Extensive Applications: Support all video devices, such as camera, monitor, DVR card and recorder etc.Compatible with all digital CVI, TVI and AHD Cameras. Video transmission Via UTP CAT5: LED indicate whether working (green light) or not working(yellow light) by RJ45. Easy to install: We a specification which has detailed installation steps make the procession of installation simple and convenient. This Video Transceiver with Power is a passive (non-amplified) device allows the transmission of real-time monochrome or color video over Unshielded -Pair(UTP)telephone wire. Baseband (composite) signals of any type are supported. This video transceiver allows transmission of CCTV video and low voltage power over UTP cable. Power and Video are routed via UTP and RJ45 connections. unparalleled interference rejection and low emissions allows video signals to co-exist in the same wire bundle as telephone, datacom, or low-voltage power circuits. This allows the use of a shared or existing cable . Compatible with all HD-CVI,HD-TVI,HD-AHD. Video up to 450m for 720P CVI cameras. Video up to 250m for 1080P CVI cameras. Video up to 250m for 720P/1080P TVI cameras. Video up to 320m for 720P AHD cameras. NTSC,,AND SECAM video formats. 60db crosstalk and noise immunity. Compact size and easy installation. Built-in transient suppression protection. Innovative combinabie design. Frequency response: DC-60MHZ; Attenuation: 0.5dB typ; CMRR(Common Mode Rejection ): 60DB; Surge protection: 4KV, ESD: 8KV; Impedance: BNC-75Ohms, RJ45-100Ohms; Working temperature: -10~70 Census Degree; Storage temperature: -30~70 Census Degree; Humidity: 0-95%; Dimension: 52x 28 x 21mm with 14cm cable; Material: ABS Color: Black Contents: 2 x HD CCTV CVI/TVI/AHD Video Balun with Power Connector and RJ45 CAT5 Data Transmitter Only the above content, other are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.