Suitable for use in: Panasonic KX-FC- 225 Panasonic KX-FC-226 Panasonic KX-FC-228 Panasonic KX-FC-253 Panasonic KX-FC-255 Panasonic KX-FC-258 Panasonic KX-FG2425 Panasonic KX-FG2858 Panasonic KX-FG5643 Panasonic KX-FG5658 Panasonic KX-FP205 Panasonic KX-FP206 Panasonic KX-FP207 Panasonic KX-FP208 Panasonic KX-FP215 Panasonic KX-FP218 Panasonic KX-FT205 Panasonic KX-FT206 Panasonic KX-FT207 Panasonic KX-FT208 Panasonic KX-FT215 Panasonic KX-FT218