3.7V battery for Sennheiser RS-8, RS-65, HDI 302, Set 500, RS-4, SET- 810, RS-45

Fit to the device models:Sennheiser SET- 20, SET- 820S, SET- 810, SET- 810S, SET- 250, SET- 250J, A200, RI250, RI250-J, RI250S, HDI302, A200, RS-30, RS-40, RS-45, RS-65, RA-85, R150, IS 150, IS 300, Set 500, IS 380, SET- 2500, RS-4, RS-6, RS-8, RS-400, RS-60, RS-65, RS-80, RS-85, RS-2400, HDI 302, SET-50TV, A200.

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