Sk - 301 integrated tube and transistor karaoke processing amplifier tube & double microphone pre - amplifier , and the timbre is interesting to listen to 极富创意的电子管双话筒前置放大,能极大地表现到演唱者声音的每个细节,音色圆浑动听。
Processing amplifier, commonly called ProcAmp, is used to alter, change or clean video or audio signal components or parameters in real time.Kramer Electronics - Audio/Video Glossary - Processing Amplifier (procamp)