PRODUCT : PA-100 Power Adapter INPUT : 100v-240v ~0.5A, 50~60Hz OUTPUT : +5v - 2.0A MAX SUPPORTED : Linksys IP phones SPA1001 , SPA2102 , PAP2T , SPA3000 SPA3102 , SPA9000 , SPA901, SPA921 SPA922 , SPA941 , SPA942