We specilized in researching and manufacturing in DIGITAL AMPLIFIER,MIXER and some other audio devices. Our electronic department mainly produce some TRANSFORMERS and ADAPTORS. For transformers and adaptors,please visit our website as : www.superworldpower.com For digital amplifiers and audio devices,you may ask me for pictures and relative datasheets(Website is under construction) Note: We have a professional R&D team which has been designing amplifiers for BEHRINGER and MACKIE for years. Any question,plese feel free to contact me.