EVERYDAY TWIN PHONE CALL BLOCKNumber Of Ring Tones: 5 Packaged Weight: 0. 44kg Product Dimensions: (H)166 mm x (W)104 mm x (D)116 mm Additional Info: Number Of Handsets: 2 Excellent sound quality Easy set up Block up to 20 numbers Long range reception, up to 300m outdoors, 50m indoors Up to 10 hours of talking 100 hours on standby See and hear if you have a second call waiting See who's calling before you pick up Do Not Disturb mode Easy to read screen shows when you have messages