Battery for Sennheiser BA150 BA151 BA152 A200 RS-65 RS-30 RS-80 RI250 HDI Compatible with the following devices A200, Audioport A200 Set, HDI 302, HDI 380, HDI302, HDI490, IS 150, IS 300, IS 380, R150, RA-85, RI 150, RI 250, RI 250 J, RI 300, RI 810,…