Jensen JTB730 Cordless Phone Battery for AT&T, Cobra, Panasonic, Sharp, Sony, Toshiba, Uniden Cordless Phone Battery for AT&T, Cobra, Panasonic, Sharp, Sony, Toshiba, and Uniden phones Offers long life and consistently reliable performance Advanced engineering and state-of-the-art manufacturing 1500 mAh, 3.6 V 3 Year Warranty