1080P HD Video Balun: Full-motion CCTV video at distance up to 350m-600m when used with any passive transceiver. Up to 300m for 960H/1080P AHD Cameras, for HDTVI Cameras in DVR support. lasts for over 10000 hours/417 days. There are 6 small holes and bulgy points set on opposite sides of video balun enable you to combine them together and made a neat line so they are more manageable if more than one video balun is used. Compatible with HD-CVI, HD-TVI, HD-AHD, CVBS, NTSC, PAL, and SECAM video formats. 60 Db cross talk and noise immunity. Push-terminal channel passive HD transceiver, male BNC allows connection directly to TVI/CVI/AHD or camera system,gold plated BNC better transmission quality long distance HD transmitter. No power required Support HD-CVI, HD-TVI, HD-AHD ,CVBS Up to 600m for 720P HDCVI Cameras Up to 600m for 720P CVBS Cameras Up to 300m for 960H/1080P AHD Cameras Up to 300m for 720P/1080p HDTVI Cameras NTSC, PAL, and SECAM video formats 60dB cross talk and noise immunity. Compact size and easy installation Built-in transient suppression protection Innovative combinable design Frequency response: DC to 80Mhz Attenuation: 0.5dB type Surge protection: 1000V Max Connectors: Male BNC and " Press-Fit" terminal blocks Impedance: BNC: 75 ohms Terminal: 100ohms Working Temperature: -10 Celsius to +70 Celsius Storage Temperature: -30 Celsius to + 70 Celsius Humidity: 0 to 95% Category Type: Cat5e/6 suggested Transient Immunity: per AN SI/IEE E 587 C62.41 Colour: Black Material: metal + ABS Size: about 18cm long Package contents: 4 Pair x HD Video Balun Transmitter 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 Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!