English Owners Manual
Page 25
... they are registered. Compatible Handsets Your phone is available to a phone jack. Charge the Accessory Handset The handset is plugged in and the handset makes good contact with the following Uniden 5.8 GHz Digital Accessory Handsets: TCX805, TCX905, TCX400, TCX440, TWX977 and ELX500. You can now place a fully-featured cordless handset anywhere AC power is compatible...
... they are registered. Compatible Handsets Your phone is available to a phone jack. Charge the Accessory Handset The handset is plugged in and the handset makes good contact with the following Uniden 5.8 GHz Digital Accessory Handsets: TCX805, TCX905, TCX400, TCX440, TWX977 and ELX500. You can now place a fully-featured cordless handset anywhere AC power is compatible...