Vacuum Tube Amplifier Stereo Bluetooth Coaxial Optical Subwoofer Output Karaoke Microphone Video,Demo, How It Works & Features

Name: Vacuum Tube Amplifier Stereo Bluetooth Coaxial Optical Subwoofer Output Karaoke Microphone
Uploaded: 2026-07-11T11:17:43+08:00
Description: Watch the Vacuum Tube Amplifier Stereo Bluetooth Coaxial Optical Subwoofer Output Karaoke Microphone video demo to see how it works, key features, and real-use scenarios. A helpful video guide before you buy.

2026-05-31 3820

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Product Specifications

Model NO.:

AV399

Type:

Home Amplifier

Usage:

Hi-Fi, KTV System

Tube Type:

Tube Amplifier

Sound Channel:

2.1

Output Number:

Voltage:

AC 220V

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