ZK-TB21 Pro Bluetooth Amplifier Board 50W+50W+145W 2.1 Channel Subwoofer Audio Receiver Lossless Decoding
$22.07
In Stock
Description
Specifications:
Product Name: 2.1-channel Bluetooth amplifier board, 50W+50W+145W
Model: ZK-TB21 PRO
Operating Voltage: 12–24 VDC, recommended power supply 24V/8A
Maximum Power:
Left and right channels: ≤50W each
Subwoofer channel: ≤145W
Speaker Adapter:
Left and right channels: 20–50W, 4–8Ω
Subwoofer: 50–150W, 2–8Ω
Bluetooth Range: 15 meters
Input Methods: Bluetooth + AUX + PC + USB
Number of Channels: 2.1 (left and right channels + subwoofer)
Protection Mechanism: Input undervoltage, overheat, overcurrent, short circuit protection, and reverse connection protection
Product Dimensions:
Integrated with shell: 119x100x25mm
Integrated without shell: 119x100x22.8mm
Lead-out type: 101x100x18.2mm
Product Weight:
Integrated with shell: 234.5g
Integrated without shell: 166.3g
Lead-out type: 193g
Features:
1. Optimized Subwoofer Performance: Enhanced subwoofer channel delivers clear and powerful bass with up to 145W output.
2. Multiple Input Options: Supports Bluetooth, AUX, PC, and USB for versatile connectivity, with Bluetooth taking priority.
3. Advanced Protection: Equipped with mechanisms to guard against undervoltage, overcurrent, overheating, and short circuits.
4. Efficient Heat Dissipation: Larger and thicker radiators ensure effective cooling for stable operation.
5. Lossless Audio Decoding: Provides high-quality audio playback via U-disk compatibility.
Package Included:
1 x ZK-TB21 PRO Amplifier Board