ZK MT21 2 1 Channel Bluetooth Digital Power Amplifier Module 50W x 2 100W High Low Tone Super Bass
$10.56
Shipping: Orders are processed within 3 business days. Delivery time depends on item size and shipping method. Shipping cost is calculated at checkout based on volumetric weight and destination. Shipping Policy
Returns: Eligible returns are accepted within 30 days after delivery. Non-defective returns may be subject to a USD 20 return label fee and a USD 20 restocking fee. Approved refunds are processed within 7 days after inspection. Return & Refund Policy
Brand notice: FPVBay is an independent seller. Brand names, product names, model names, and OEM references are used only for identification or compatibility purposes and do not imply affiliation or endorsement unless explicitly stated otherwise.
20000 in stock
Description
Key Selling Points
- High Power Output: Delivers 50W x 2 channels plus a 100W subwoofer output for robust audio performance.
- 2.1 Channel Stereo Sound: Experience rich and dynamic audio with a dedicated subwoofer for deep bass.
- Bluetooth Connectivity: Seamlessly stream audio wirelessly from your smartphone tablet or other Bluetooth devices.
- Adjustable High Low Tone: Customize your listening experience with independent treble and bass controls.
- Compact Digital Design: Efficient Class D amplifier module ideal for DIY audio projects and home theater systems.
Technical Specifications
| Model | ZK-MT21 |
|---|---|
| Channels | 2.1 |
| Output Power | 50W x 2 (Stereo) + 100W (Subwoofer) |
| Connectivity | Bluetooth Digital Input |
| Tone Control | High and Low Tone Adjustable |
| Amplifier Type | Digital Power Amplifier |
FAQ Q&A
Q: What power supply is recommended for the ZK-MT21 amplifier module?
A: A DC 12-24V power supply with sufficient current (preferably 5A or more) is recommended to achieve optimal performance from this amplifier module.
Q: Can this amplifier module be used with passive speakers and a passive subwoofer?
A: Yes, this module is designed to drive passive stereo speakers and a passive subwoofer. Ensure the impedance matches the amplifier's specifications.
Q: Does the ZK-MT21 support auxiliary wired input in addition to Bluetooth?
A: Yes, in addition to Bluetooth, the ZK-MT21 module typically includes an AUX audio input jack for wired connections, though this specific listing needs to be verified for confirmation.






Additional information
| Weight | 0.2 kg |
|---|---|
| Dimensions | 15 × 10 × 5 cm |
Related products
-

Patch Cord Model Aircraft Accessories Lithium Battery Conversion Plug XT60 XT90 Tamiya T Plug TRX JST AS150 Connectors Adapter Cable
$4.46 – $7.67 -

Mg90S Metal Gear Servo 3D Freewing 450 Electric Direct Drive MG90 Servo Enhanced Version 360 Degree
$5.49 -

Brushless ESC 30A 40A Electronic Speed Controller for Fixed Wing Multi Axis Aircraft
$8.64 – $10.39 -

DS3225 25KG High Torque Digital Servo Coreless Waterproof for RC Model
$24.58




Reviews
There are no reviews yet.