OK-555A Professional Amplifier

250W + 250W Stereo Output | 5 Mic Inputs | Anti-Howling & Recording

The OK-555A is a high-power 2-channel karaoke amplifier delivering 250W + 250W output, built for strong music performance and powerful, clear vocals.

Designed for home karaoke systems, entertainment rooms, and small-to-medium venues that require higher output and advanced microphone control.

Key Features

• 250W + 250W stereo power output

• 5 microphone inputs

• Bluetooth, USB & SD card playback

• Independent master & mic volume control

• Bass, treble & echo adjustment

• Built-in recording function

• Anti-howling (feedback suppression)

• Remote control included

Specifications

• Channels: 2

• Frequency Response: 20Hz–20KHz

• Load Impedance: 4–8Ω

• Transform Speed: >100V/us

• Noise: < -92dB

• THD: < 0.1%

• Power Supply: AC220V

• Net Weight: 11kg

Engineered for powerful, low-distortion performance with enhanced vocal clarity, the OK-555A is ideal for high-energy karaoke and entertainment audio systems.