Extensive Blacklist Capacity: Our call blocker features a large capacity blacklist storage with 4000 groups, effectively blocking all nuisance calls and ensuring a peaceful calling experience. | User-Friendly LCD Screen Display: Equipped with an LCD screen display, our call blocker offers easy operation and intuitive navigation. The simple buttons further enhance user convenience and make managing calls hassle-free. | Plug and Play Functionality: The call blocking device is designed with dual plugs, allowing for a seamless plug and play experience on most landline phones. No complex setup or technical expertise required. | Robust Anti-Harassment Features: Our call blocker is equipped with powerful anti-harassment capabilities, blocking nuisance calls and providing super filtering options. This ensures the protection of your privacy and creates a pure and uninterrupted calling environment. | Effortless Operation: The phone blocker is incredibly easy to use. Simply press the block button to permanently block incoming calls from unwanted numbers. This straightforward approach ensures simplicity and efficiency in call management.

High Efficiency: Powered by DC 12V 1A adapter (not included). High efficiency, low power consumption, long service life | Automatic Control :The IR illuminator adopts the unito§ is automatic control of the CDS power. The light will turn on automatically when ambient lighting lower than 10lux or turn off | Widely Application: Police electronic snapshot system, highway snapshot fill light, toll station, security gate system, parking lot, highway monitoring, traffic junctions, license plate recognition system, etc. | Easy to install. The IR illuminator is an easy-to-install item. It works with different types of cameras and offers a better monitoring effect at night. | Stable and Durable: The sturdy and practical metal casing provides IP65 waterproof and dustproof protection, suitable for indoor and outdoor use.