The BT 4000 BT 4500 Cordless Phone Additional Expansion Handset is a silver wireless handset designed for home or office use. Manufactured in 2010 by BT, this trimline handset is compatible with BT cordless phone systems and features one phone line. With a sleek design and convenient wireless functionality, this handset offers an additional option for communication within your existing phone system. Perfect for those looking to expand their home phone setup with an extra handset for increased convenience and flexibility. No batteries included
