Duo-Power IIB Active Transducer Systems For Violin and Viola
Duo-Power IIB Active Transducer Systems For Cello
Duo-Power IIB Active Transducer Systems For Double Bass
Manuals
Duo-Power IIB Active Transducer System Owner’s Manual
Power Series Active Transducer Systems Installation Manual - Violin & Viola
Duo-Power IIB-Compatible USB Mobile Phone/Tablet Chargers,
USB Step-Up Converter Cables and 9V Power Supplies