VTech EA5003 DECT Cordless Phone with Nuisance Call Blocker,Easy-to-Read Backlit Display,Landline Phone with 18 Hours Talk-time,Volume Booster,Handsfree Speakerphone,Speed Dial,4-Handset

[Control nuisance calls with Call Block] - Calling Number Display Call Block allows you to block unwanted PRIVATE and UNAVAILABLE calls. The Call Block List allows you to block incoming calls from up to 100 specific user programmable numbers.
[Volume Booster] - Volume Booster amplifies incoming sounds to enhance the clarity and loudness of the voice on the handset earpiece. Simply by pressing the one touch button on the handset, the user can adjust the receiving volume to suit their individual requirements. Ideal for hearing-impaired users, or for those who prefer a higher volume level on the telephone.
[Backlit screens & keypad for better visibility] - High contrast text on the blue-white backlit displays on handset screen makes it easy to read incoming caller ID or call history records. Plus, the lighted handset keypad allows for easy dialing in low-light conditions.
[Access phonebook & logs for quick calls] - 100 names and numbers phonebook directory. 20 names and number