This phone cannot work on it's own it needs pairing to an existing BT 6500 system.
BT 6500 Additional handset and charger pod
BT6500 BT6510 BT 6500 6510 Cordless Phone Additional Expansion Handset
BT 6500 6510 Cordless Phone Handset Only No Charger No Batteries
BT 6500 Ext Charge Stand ONLY for BT Cordless Phone BT6500
BT 6500 BT 6510 PHONE REPLACEMENT POWER SUPPLY FOR MAIN & ADDITIONAL POD
BT 6500 4000 8500 2000 Phone Telephone BT Wall to Base/Charger Cable (2-Pin)
