|peak power left||350W|
|peak power right||350W|
|AUXIN channel||3 Channel(s)|
|microphone channel||2 Channel(s)|
The SD-4000 features the latest international fully digital DSP chip for reverb, with a powerful microphone feedback suppression function and built-in automatic noise reduction. It also has a professional-grade 24-bit digital reverb circuit for richer and more natural sound. The device includes comprehensive speaker protection features such as overheating, short circuit, and DC protection. A temperature-controlled cooling fan enhances the unit's heat dissipation to meet long-term operational requirements. The MP3 player comes with an LED digital display for easy and intuitive operation.
The SD-4000 has microphone reverb adjustment, microphone reverb repetition adjustment, and microphone high, mid, and low tone adjustment functions. It also includes up to a dozen built-in sound effects settings that can simulate various environmental sound effects. The device also includes an EQ equalizer adjustment function.