Amazon.com: Lantisri 5V Power Supply Adapter fit for Cisco IP Phones SPA525G2, SPA504G, SPA303, SPA508G, SPA922, SPA942, and SPA962, SPA300, SPA500, CP500, SPA900, Cisco SPA Series Phones Charging Power Cord : Electronics
Amazon.com: VoiceJoy Headset Headphones with Volume+Mute Control+Standard 2.5mm Plug Jack for Cisco SPA Series Spa303 Spa504g and Other, Polycom Soundpoint IP 320 330, Grandstream, Linksys,Cortelco : Electronics
Amazon.com: PwrON 5V Power Supply Adapter for Cisco IP Phones SPA500, 501G, 508G, CP500, SPA900, SPA504G, SPA303, SPA922, SPA942 and SPA962, Cisco SPA Series Phones Charger Power Cord : Electronics
Amazon.com: Cisco SPA112 2 Port Phone Adapter with Router (Renewed) : Electronics
Amazon.com: Cisco Remanufactured SPA303-G1 3 Line IP Phone, Cisco Small Business Product 1-Year Limited Hardware Warranty (SPA303-G1-RF) : Everything Else
Amazon.com: Auspow 5V 2A Power Supply Adapter Power Cord for Cisco IP Phones SPA508G, SPA504G, SPA525G2, SPA303, SPA942, SPA922 and SPA900, SPA300, SPA500, CP500, SPA962, Cisco SPA Series Phones : Patio, Lawn
Amazon.com: Power Supply for Cisco Linksys SPA IP Phones (PA100-NA) SPA300, 500, 900 Series-5V/2A : Office Products