This AT T cordless phone set includes a No.1455 handset, base, and power supply. The phone is designed for use with 1 phone line and operates at a frequency of 2.4GHz. The black color and sleek design make it a stylish addition to any home or office. The phone set is suitable for use with cordless telephones and is compatible with the AT T phone system. The handset frequency is 2.4GHz and the phone set includes 1 handset. The model number is 1445 and it is categorized under Cordless Telephones Handsets, Home Telephones Accessories, and Consumer Electronics.