Panasonic KX-TGE233B Expandable Cordless Digital Phone with Large Keypad - 3 Handsets Long range, excellent clarity, enhanced noise reduction and greater security Amplified volume with dedicated volume key All-digital answering system.Base Unit Dimensions (W x D x H): 5.35 x 3.46 x 3.14 inches;Handset dimensions (W x D x H) approximately 2.1 x 1.2 x 6.7 inches , charger dimensions (W x D x H) approximately 2.8 x 2.8 x 1.5 inches Functions include tone equalizer, intelligent eco mode and power back-up operation Includes 3 cordless handsets (expandable up to 6 - sold separately) Use the handset away from sources of electrical interference to increase the sound quality of call