TALKING CALLER ID PHONE ANNOUNCES WHO’S CALLING! Phone clearly states the number of the caller, so you’ll never have to dash to read the display panel again! Volume adjusts on the receiver and ringer (up to 90 decibels). Features: speaker phone, flashing handset light, memory phone book, speed dial, easy-read backlit display panel and more. Uses AC adapter (incl.) or 3 AAA batteries (not incl.). Use on desk top or wall mount. 7½" H x 7" W.