Features: Caller Display function: allowing users to easily identify incoming calls and improve communication efficiency. Clearly sound: adopts advanced communication technology to ensure clear and stable calls and avoid noise interferences. Multiple function buttons: with speed dialing,quiet, redial and other functions, convenient for users to operate and enhances the use experience. Durability: for long time use, reducing the frequency of replacement. Easy installation: equipped with standard telephone line interfaces, simple and easy to use, not need for complex setting. Specifications: Model: L-51 Size:about 20x18x6.2cm/7.87x7.09x2.44in Component： ABS Color：Black/White Main Features: Double-Hole Connection; Caller Display; Number Storage; Full Hands freedly Calls Package Includes: 1pc Telephone Set 1pc Telephone Line 1pc Handset Cable note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution