Features 1、SINGLE BUTTON DIALING: Corded phone can easily set up up to 10 groups of phone storage. Dial the number by pressing extract and digit to dial. Ideal for seniors who can't remember phone numbers. 2、LARGE DIGITAL BUTTONS: Desk corded telephone is designed with large numeric buttons that clearly display numbers for seniors who need extra help or those with poor vision or unsteady hands and feet. 3、LCD BRIGHTNESS ADJUSTMENT: Corded phone is designed to be lightning proof so that it works even during thunderstorms. LCD screen with backlight display makes calls clearer at night and has 5 levels of adjustability. 4、PLUG AND PLAY: Big button corded phone can be hooked up to a fixed landline phone line outlet, no extra messy power connection is needed. The screen is powered by the cord. 5、RUGGED AND DURABLE: Big button landline phone is made of ABS material with rounded edges, comfortable grip, wear resistant, sturdy and durable, suitable for home, hotel and office use. Specification Item Type: Big Button Corded Phone Material: ABS Color: Red Main Functional Features: 1. DTMF, FSK Dual Format Caller ID (Automatic Identification) 2. 50 Groups (8 Bits) Or 32 Groups (16 Bits) Of Incoming Call Number And Call Time Records 3. 14 Groups (8 Digits) Or 8 Groups (16 Digits) Of Outgoing Call Numbers And Call Time Records 4. Real Time Date And Day Display, LCD Brightness Adjustable In 5 Levels 5. Software Setting Electronic Anti Theft; Optional Soft Setting P T, No Switch 6. FLASH Time 90 95 100 120 180 300 600 1000ms Software Optional 7. In Forgetting To Close The Line Or Ring Off Bad, Automatically Close The Line (Under The Line Without Noise Interference) 8. Intelligent Line Out Code 8 Bit Setting 9. 8 Bit Local Code Settings, Automatic Filtering Of Incoming Calls 10. R Key Function, Can Be Used With The Switch To Do Transfer Function 11. The Machine Has A Large Ring Function 12. 10 Groups Of Double Key Memory Package List 1 x Big Button Corded Phone 1 x Earpiece 1 x Coiled Lines 2 x Straight line 1 x Instruction booklet