Innovative Transmission Solution: Leverage the power of the latest IC technology and transmit crystal clear 1080p - 5MP videos up to 400ft via cat5e/cat6 cables from any BNC analog camera to your DVR; Say goodbye to degradation and signal disturbances; it's time to replace those old siamese or coaxial cabling American Upgrades: Upgraded with USA chipset, multi-isolated connectors, protectors and cables, ensure to bring you more durable and more stable security system and peace of mind Premium Construction: Our connectors are of supreme quality with a compact housing(0.78" x 0.8"); They come with pure brass contact and an anti-jamming design on details Complete Compatibility: This balun is designed to play well with all CCTV analog: HD-AHD, HD-CVI, HD-TVI surveillance systems (Note: not for any IP cameras or NVR system!) Reliable Warranty: We provide 100% QC with 7/24 Technical support from Igreeman engineering and a TWO-year quality guarantee; You are in sa