ZK-MT21S 2.1 Channel Bluetooth 5.1 Subwoofer Amplifier Board Module 50WX2+100W Power Audio Stereo Amplifier Board
- Stock: In Stock
- Model: ST230046392
- SKU: ST230046392
$19.99
Ex Tax: $19.99
Parameter:
Product name: 2.1 channel bluetooth audio power amplifier board module
Product Model: ZK-MT21S
Number of channels: 2.1 channels (left channel+right channel+subwoofer)
Input method: AUX+Bluetooth+U disk+USB sound card
Bluetooth version: 5.1
Switch mode: Mechanical switch (no need to wait for a long press)
Adapter power supply: DC 12~24 V, ≥8A
Adapted speakers: Left and right channels 20-50W, 4-8Ω subwoofer 20-100W, 4-8Ω
Output power: Left and right channels≤50W, subwoofer≤100w
Protection mechanism: Input anti-reverse connection, overheating, overcurrent, short circuit protection
Product size: 93*96*22mm
Product weight: Net weight 136g including packaging 187g
Tip:
Only when the audio signal input is large enough and the power supply voltage/current is large enough will there be enough Output Power!
The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power!
Please ensure that the power of the adapted power supply is greater than the actual working power of the power amplifier!
Package includes:
1 x 2.1 channel bluetooth audio power amplifier board module
