Panasonic KX-TGD532W Expandable Cordless Phone with Call Block and Answering Machine - 2 Handsets : Amazon.in: Electronics
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Panasonic Additional Cordless Phone Handset for use with KX-TGD63x Series Cordless Phone Systems - KX-TGDA63W (White/Silver): Amazon.co.uk: Electronics & Photo
Panasonic Extra Handset for TGD/TGC Series - Walmart.com