AA battery eliminator / buck converter for Sennheiser EW100, EW112, EW300, EK100, EK2000. This product is particularly interesting for location sound mixers or audio engineers who use Sennheiser radio links (e.g. EK100, EK, 300, G2, G3, G4, EW 100/112 series), who normally need two AA batteries and have no external DC input.
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