Panasonic - Parts and Accessories - Cordless telephone handset Guide. - Use this guide to look up handsets compatible to your telephone and where to purchase.
Panasonic KX-TGA680 S Replacement Handset NO BATTERY – IBVET
Corded 2.5mm Phone Headset with Noise Cancelling Microphone for Panasonic Phones KX-TGF380M KX-TGA680 Cisco SPA303 504G 512G AT&T Cordless TL86103 and Other Dect Telephone | Walmart Canada
Panasonic KX-TGA680, KX-TGA101S, KX-TG1031S, KX-TGA405, PNLC1040 complete set | eBay