This is a replacement remote controlandcannot be updated or upgraded. Model Number:RMF-TX910U Condition:New Compatible Brand:For Sony Type:TV Remote Material: ABS Material Colour: As Shown Quantity: 1 x remote control Unit Type: piece Package: PP Bag Package Weight: 0.150kg (0.33lb.) Package Size: 28cm x 13.5cm x 5cm (11.02in x 5.31in x 2in) Remark:This is a replacement remote control. Supplied withmodels:KD-43X72K KD-43X73K KD-43X80K KD-43X81K KD-43X82K KD-43X85K KD-43X89K KD-50X72K KD-50X73K KD-50X80K KD-50X81K KD-50X82K KD-50X85K KD-50X89K KD-55X80K KD-55X80CK KD-55X81K KD-55X82K KD-55X85K KD-55X89K KD-65X80K KD-65X80CK KD-65X81K KD-65X82K KD-65X85K KD-65X89K KD-75X80K KD-75X80CK KD-75X81K KD-75X82K KD-75X85K KD-75X89K KD-85X85K KD-85X89K KD-43X85TK KD-50X85TK KD-55X85TK KD-65X85TK KD-75X85TK KD-85X85TK Before ordering this remote, please compare the buttons on this remote with the buttons on your original remote to make sure this remote will operate all the buttons you need. To use the voice function of the new remote, you must first register a Bluetooth remote with your Sony TV. If you have previously registered another remote, please remove the old device before registering the new one.