Brand: RadioShack. MPN: 230-2543. Cross Reference of Cordless Phone: Panasonic : P-P511A KX-TG2205 KX-TG2205W KX-TG2219 KX-TG2219B KX-TG2237 KX-TG2237S KX-TG2257 KX-TG2257S KX-TG2720S KX-TG2215 KX-TG2215B KX-TG2227 KX-TG2227S KX-TG2239 KX-TG2239B KX-TG2267 KX-TG2267B KX-TG2217 KX-TG2217S KX-TG2247 KX-TG2247S KX-TG2700 KX-TGA270 KX-TG2730S KX-TG2740S KX-TG2222 KX-TGA2705 KX-TG2287S RadioShack : 43-9002 / 43-9003 / 43-9005 / 43-9007 / 43-9013.