Take control of your incoming calls with this advanced Caller ID Blocker, designed to effectively block unwanted and nuisance calls. Featuring a dual FSK/DTMF system, this device supports a large blacklist capacity of up to 1500 numbers, including 5000 pre-programmed scam numbers, giving you comprehensive protection against telemarketers, scammers, and other unwanted callers. Key Features: Extensive Blacklist Capacity: Store up to 1500 blocked numbers and area codes, plus 5000 pre-programmed scam numbers, ensuring maximum call filtering. Flexible Blocking Options: Easily add or remove numbers from the blacklist manually, and switch between blacklist and whitelist modes to customize your call preferences. Area Code Blocking: Block entire area codes or the first few digits of a number (limited to 10 groups), preventing calls from unwanted regions. No Caller ID Call Blocking: Automatically blocks all incoming calls without caller ID, further reducing unwanted interruptions. Easy Call Management: Review incoming and outgoing calls using UP/DOWN keys on the device, helping you keep track of call history efficiently. Adjustable Ring Settings: Choose between 0-ring or 1-ring for blocked calls, offering discreet blocking as per your preference. Automatic Tone/Pulse Recognition: Supports both Tone and Pulse dialing systems for seamless compatibility with various telephone networks. Clear LCD Display: Backlit screen shows date, time, and day of the week, with five levels of brightness adjustable for comfortable viewing in any lighting condition. User-Friendly Controls: Equipped with intuitive keys such as SET, OUT, BLACKLIST, REMOVE, and navigation buttons for effortless operation. Specifications: Type: Caller ID Blocker Model: CT-CID803 PLUS Material: Durable ABS plastic Color: Black LCD Display: Backlight with adjustable brightness Keys: SET, OUT, BLACKLIST, REMOVE, UP/DOWN navigation Product Size: Approx. 10 x 8.6 x 4.4 cm (3.9 x 3.2 x 1.7 in) Product Weight: Approx. 87g (3.1oz) Package Size: Approx. 10.2 x 9.5 x 5 cm (4 x 3.7 x 2 in) Package Weight: Approx. 124g (4.4oz) Package Includes: 1 x Caller ID Blocker 1 x Network Cable 1 x User Manual (English) Note: This device requires Caller ID service from your network provider. All calls without Caller ID will be blocked automatically. Model design may vary due to random logo delivery. Protect your privacy and enjoy a quieter, more peaceful phone experience with this powerful and easy-to-use Caller ID Blocker.