YS-MT21 2.1 Channel Audio Amplifier Board 200W Stereo Subwoofer Module With AUX Input, Treble Bass EQ For DIY Speaker System

Key Features

Compact Hi-Fi Design: Lightweight, easy to install, and visually sleek.

Powerful Output: 2.1 channels with 50W left + 50W right + 100W subwoofer output for strong bass and clear treble.

Multiple Audio Inputs: Supports Bluetooth and AUX input, switch easily between sources.

Precision EQ Adjustment: Customize treble, bass, and overall sound to your preference.

Low Noise Circuit: Optimized for minimal distortion and clearer sound quality.

Protection Mechanisms: Over-voltage, under-voltage, overheat, and short circuit protection to safeguard your device.

Technical Specifications  

YS-MT21

Input Sensitivity: 500mV

Compatible Speakers: 10–200W, 2–8Ω

Power Supply: DC12–24V / 5A minimum

Channel Output: Left ≤50W, Right ≤50W, Subwoofer ≤100W

Protection: Over-voltage, Under-voltage, Overheat, Short-circuit

YS-TB21

Product Name: 2.1 Channel Bluetooth Audio Amplifier Board

Model: YS-TB21

Channel Type: 2.1 Channel

Input Mode: AUX Input + Bluetooth Input

Input Sensitivity: 500mV

Compatible Power Supply: DC 12–24V / 5A Or Above

Compatible Speaker: 10–200W, 2–8Ω

Output Power: Left And Right Channels ≤50W, Subwoofer ≤100W

Total Output Power: 200W

Adjustment Functions: Main Volume, Left/Right Channel Treble, Left/Right Channel Bass, Subwoofer Volume, Subwoofer Frequency Adjustment

Protection Functions: Overvoltage Protection, Low-Voltage Protection, Overheat Protection, Short-Circuit Protection

Application Scenarios: DIY Speakers, Home Theater, KTV, Bar, Stage Audio, Subwoofer Modification, Etc.

YS-TB21H