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- Product name: 2.1 channel Bluetooth-compatible audio power amplifier module
- Product model: ZK-MT21 YS-MT21S YS-S100L ZK-TB21
- Bluetooth-compatible version: 5.0 (unobstructed, 15 meters)
- Input sensitivity: 500mV
- Input method: AUX+ Bluetooth-compatible
- Number of channels: 2.1 channels
- Power amplifier chip: Domestic power amplifier chip
- Adapter power supply: above DC12-24V/5A (24V battery pack is not allowed)
- Adapted speakers: 20-100W, 4-8Q
- Output power: left and right channels <50W; subwoofer <100W
- Feature A: Sound Amplifier
- Feature B: Sound Preamplifier
- Feature C: Speaker Amplifier
- Feature D: Stereo Amplifier
- Feature E: Amplifier Board
- Feature F: Amplifier For Speakers
- Feature G: Bluetooth Audio Amplifier
¿É¼ÇÁ¤º¸[(771)ZK-MT21][(193)CS8673E Chip][(173)TPA3116D2 Chip][(1254)YS-S100L][(365458)YS-MT21S]
ZK-MT21 2x50W+100W 2.1 Channel Subwoofer Digital Power Amplifier Board AUX 12V 24V Audio Stereo Bluetooth-compatible 5.0 Bass Amp for Home Theater Speaker
Feature:
The Bluetooth-compatible audio power amplifier module has 2.1 channels and the maximum output power is 2X50W+100W.
It has two audio input modes, AUX and Bluetooth-compatible, and a two-in-one power amplifier board. Bluetooth-compatible5.0, higher transmission efficiency, longer transmission distance
It has short-circuit protection, over-current, over-heating, and anti-reverse protection to prevent total failure. When an overload occurs, the device reports the fault condition to the processor to protect itself from damage
It adopts copper DC connectors and barrier terminals. It can withstand high current without heating or damaging wires.
Classic appearance multi-function main knob. The main knob adopts a rotary encoder that is only used in high-end power amplifiers, which realizes 360-degree stepless tuning and a smooth one-key start and stop. The operation is simple and convenient by long pressing the switch.
With bass, treble, subwoofer frequency and volume control, you can easily adjust the volume and enjoy the music tone you want. It is widely used in shopping malls, home theaters, speakers, etc.
Specification:
Product name: 2.1 channel Bluetooth-compatible audio power amplifier module
Product model: ZK-MT21
Bluetooth-compatible version: 5.0 (unobstructed, 15 meters)
Input sensitivity: 500mV
Input method: AUX+ Bluetooth-compatible
Number of channels: 2.1 channels
Power amplifier chip: Domestic power amplifier chip
Adapter power supply: above DC12-24V/5A (24V battery pack is not allowed)
Adapted speakers: 20-100W, 4-8Q
Output power: left and right channels <50W; subwoofer <100W
Protection mechanism: Anti-reverse connection, overheating, overcurrent, short circuit protection
Product size: 93mm*90mm*22mm
Product weight: about 130g
Notice:
The product can be connected with an external antenna, but does not include an antenna and an antenna base, please purchase it separately.
Tip: Only when the audio input is enough and the power supply voltage/current is enough, there will 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 make sure that the power of the adapted power supply is greater than the actual working power of the amplifier!!!
Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.
ZK-TB21 2x50W+100W Stereo Audio Receiver Amplifier Board CS8673E/TPA3116D2 Chip Speaker DIY Module With Filter Bluetooth-compatible 5.0
Feature:
1. Two Chip Options: Domestic chip CS8673E, efficient, good distortion and anti popping, transparent sound quality, and strong driving force; Imported chip solution TPA3776D2 with AM interference suppression function; The output has a filter, pure HIFI fever sound quality, and low requirements for speakers
2. Bluetooth-compatible Audio Amplifier Module: 2.1 channels, maximum output power 2X50W+100W, with two audio input methods: AUX and Bluetooth-compatible, and a 2-in-1 amplifier board. Bluetooth-compatible 5.0, higher transmission efficiency and longer transmission distance
3. Knob Adjustment: The main knob adopts a rotary encoder only used in high-end power amplifiers, achieving 360 degree stepless tuning. Smooth touch, one click start stop, long press on/off operation is simple and convenient; Easily adjust the volume and enjoy the music sound you want. Widely used in shopping malls, home theaters, speakers, etc
4. Multiple Protection: Equipped with short circuit protection, overcurrent, overheating, and anti reverse connection protection to prevent comprehensive failure. When an overload occurs, the device reports the fault situation to the processor to protect itself from damage. Copper DC connectors and barrier terminals are used. Can withstand high currents, does not generate heat, and does not damage wires.
5. Heat Dissipation Mechanism: Special 50x25x10mm large-area heat dissipation fins are used, and copper coating is tightly attached to the shell for heat dissipation. The heat dissipation area is multiplied to ensure the high performance operation of the product with sufficient power.
Specification:
Origin: Mainland China
Power amplifier chip: TPA3116D2, CS8673E (optional)
TPA3116D2 chip: with filter and AM interference suppression function
Bluetooth-compatible version: 5.0 (unobstructed, 10 meters)
Input sensitivity: 500mV
Input method: AUX+Bluetooth-compatible
Number of channels: 2.1 channels
Adapted power supply: DC12~24V/5A or above (higher voltage, higher output power) Adapted speaker: 20~100W, 4~8 ¥Ø
Output power: Left and right channels ¡Â 50W; Subwoofer ¡Â 100W
Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection
Heat sink size: About 50x25x10mm/1.96x0.98x0.39inch
Amplifier board size: About 118x100x22mm/4.64x3.93x0.86inch
Product weight: About 190g
Tip: Only when the audio input is sufficient and the power supply voltage/current is sufficient can there be sufficient output power. The higher the power supply voltage, the greater the output power, and the smaller the horn impedance, the greater the output power.
Please ensure that the power of the adapter power supply is greater than the actual working power of the amplifier.
Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.
2.1 3 Channel Audio Stereo Subwoofer Amplifier Board 50WX2 100W CS8673E Amplifier Board Bluetooth-compatible 5.1 DIY Home Audio
Feature:
1. High-fidelity Audio Performance: CS8673E features an efficient Class D audio power amplifier circuit that delivers crisp, clear sound with low distortion and no pops or hisses.
2. Powerful 3-channel Output: With a total power output of 200W (50W x 2 for left/right channels and 100W for subwoofer), this amp can drive even large speakers and deliver deep bass.
3. Intuitive Controls: The main knob uses a high-end rotary encoder for smooth, precise adjustments of volume, tone, and balance, while the one-button power switch is easy to use.
4. App-controlled Convenience: You can download the YS Audio app on your for iOS or Android device to access advanced settings such as Bluetooth pairing, device renaming, audio effects, and EQ presets.
5. Efficient Cooling System: Thanks to the use of large heat sinks and copper foil layers, the CS8673E stays cool during prolonged use and ensures reliable performance under any load.
Specification:
Certification: CE
Origin: Mainland China
Bluetooth-compatible version: 5.1
Audio channel: 2.1 channels
Power supply: DC5-26V/10A or above
Input method: Bluetooth-compatible+AUX+USB drive+USB sound card
Audio output: left and right channels+subwoofer+3.5mm interface stereo output
Volume adjustment: high-end encoder knob adjustment, smooth touch
Frequency range: 20HZ-30KHZ
Signal to noise ratio: 92dB
Output power: 50W * 2 (left and right channels)+100W (subwoofer)
Satellite box (left and right channels) compatible speaker: 10W-50W/4 ¥Ø -8 ¥Ø
Subwoofer (subwoofer) adapter speaker: 20W-100W/4 ¥Ø -8 ¥Ø
Protection mechanism: static electricity protection, overcurrent protection, short circuit protection, overheating protection
Product size: About 95 * 88 * 25mm/3.74 * 3.46 * 0.98inch
Product weight: 155 grams
Attention: The impedance of the adapter horn should be 4 ohms, and the power supply should not exceed 12V; The impedance of the adapter horn is 8 ohms, and the power supply cannot exceed 24V
Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.
2.1 Channel Audio Power Amplifier Board Bluetooth-compatible 5.1 CS8673E Power Amplifier Board Module Supports Phone APP Control
Feature:
1. Efficient Class-D Audio Amplifier: With low distortion and anti-burst noise, the CS8673E delivers transparent sound quality with strong drive capability. It includes over-current protection, short-circuit protection, and overheating protection to prevent damage in abnormal operating conditions.
2. Bluetooth-compatible 5.1 Audio Amplifier Module: The CS8673E offers 2.1 and 3-channel stereo output with a maximum output power of 50W per channel (left and right) and 100W for the subwoofer. High and low frequencies can be independently adjusted, providing pure Hi-Fi sound quality with crisp highs, warm midrange, and powerful bass.
3. High-end Rotary Encoder: The main knob features a smooth, high-end rotary encoder that allows for 360-degree infinite tuning. One-button start/stop and easy power on/off operation provide an effortless user experience.
4. YS Audio-APP Control: The CS8673E supports YS Audio-APP control, enabling users to customize the Bluetooth-compatible name and password, switch off/on prompts, and visualize playback modes. Volume, effects, track control, play/pause, and playback mode can all be controlled through the app.
5. Multiple Audio Inputs: The CS8673E supports multiple audio inputs, including Bluetooth-compatible 5.1, AUX, USB sound card, and U-disk. U-disk file systems must be formatted as FAT32 and not exceed 32GB. Its dedicated heat-conductive silicon paste and large-area heat sink, the CS8673E ensures high performance while maintaining efficient and effective cooling.
Specification:
Certification: CE
Origin: Mainland China
Bluetooth-compatible version: 5.1
Number of channels: 2.1 channels (left and right channels+subwoofer)
Volume adjustment: high-end encoder knob adjustment, smooth touch
Power amplifier chip: domestic power amplifier chip CS8673E
Adapted power supply: DC12~24 V/8A or above (cannot be connected to 24V battery pack) Adapted speaker: 20~100W, 4~8Q
Input sensitivity: 500mV
Input method: Bluetooth-compatible+AUX+USB drive+USB sound card
Output power: left and right channels<50W; Subwoofer<100W
Protection mechanism: anti reverse connection, overheating, overcurrent, short circuit protection
Adapted speakers: left and right channels 20-50W, 4-8 ohms, subwoofer 20-100W, 4-8 ohms
Product size: About 96 * 94 * 23mm/3.77 * 3.70 * 0.91inch
Product weight: About 180g
Attention: The product can be connected to an external antenna, but does not include the antenna and antenna base. Please purchase separately.
Kind reminder:
Only when the audio input is sufficient and the power supply voltage/current is sufficient can there be sufficient output power!!!
The higher the power supply voltage, the greater the output power, the smaller the horn impedance, and the greater the output power!!! Please ensure that the power of the adapter power supply is greater than the actual working power of the amplifier.
Note:
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-2cm measuring deviation due to manual measurement.
1 X Power Amplifier Board
1 X Accessory Pack
1 x Audio Amplifier Board
1 x DIY Amplifier Board
1 x DIY power amplifier module with accessory package
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