Debra Audio E270 Professional Digital Pre-Stage Effect Anti-Howling Processor

48-Bit DSP Technology

Experience crystal-clear audio with our six-channel DSP Karaoke pre-processing center, equipped with 48-bit DSP technology and a stunning 116dB dynamic range. The AD/DA converter operates at a 48kHz sampling rate, ensuring seamless and sweet singing.

Advanced Anti-Whistling Technology

Utilize our independent feedback frequency shifting technology to effectively suppress howling and prevent audio collapse. Enjoy vivid and clear vocals without any quality loss.

Bluetooth 5.1 & 5.1 Channel Output

Our pre-effector is equipped with the latest Bluetooth 5.1 technology, providing top-notch audio transmission quality. The 5.1-channel output ensures compatibility with various power amplifiers, allowing you to adjust each audio segment independently and making your voice more attractive.

Low Frequency Enhancement Function

Enhance the qualities of your bass with our specially designed low frequency enhancement function. When activated, it significantly improves the bass strength without muddiness, making your performance sound more robust and versatile.

Easy and Intuitive Operation

Enjoy simple and straightforward operation—no need for a computer connection. Manually adjust settings for instant sound optimization. Ideal for family karaoke outings, performances, weddings, concerts, and outdoor events.

Our pre-effector is designed to meet all your audio needs, providing high-quality audio for every occasion.