ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255
ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255

ZK-AS21 2.1 Channel Bluetooth Subwoofer Amplifier Board 220W*2+350W Stereo Audio Power Amplifier Board Bass AMP Module TPA3255

<div class="detailmodule_dynamic"><kse:widget data-widget-type="customText" id="1005000004074434" type="relation"></kse:widget></div><div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><div><br/>Features:<br/>1. Six low-noise preamplifier 5532 are used to improve sound quality and volume, with a large gain and a gain parameter of 30dB. <br/>2. Supports multiple inputs, with optional input methods including AUX, Bluetooth, USB flash drive, and USB sound card. <br/>3. Window spray tin design, wiring window spray tin design can increase output power. <br/>4. True stepless tuning is not a digital multi-stage grading adjustment. <br/>5. The APP has comprehensive functions, with a mechanical switch turning to shut down, eliminating the need for long presses and waiting, making it convenient and fast.</div><div><br/></div><p>Parameter: <br/>Product Name: 2.1 Channel Bluetooth Audio Amplifier Module <br/>Channel count: 2.1 channels (left channel+right channel+subwoofer) <br/>Input method: AUX+Bluetooth+USB flash drive+USB sound card (toggle button to switch modes and songs) <br/>Bluetooth version: 5.1 <br/>Amplifier chip: TPA3255 <br/>Compatible speakers: Left and right channels 30-220W, 3-8 Ω subwoofer 30-350W, 2-8 Ω <br/>Output power: Left and right channels ≤ 220W, subwoofer ≤ 350W <br/>Compatible power supply: DC 16-38V, ≥ 10A <br/>Protection mechanism: Anti reverse connection, undervoltage, overheating, overcurrent, short circuit protection (can be automatically restored without restarting) <br/>Switch mode: mechanical switch (no need to long press and wait) <br/>Voltage gain: 30dB <br/>Product size: 141 * 131 * 27mm <br/>Tip: Only when the audio signal input is large enough and the power supply voltage/current is large enough, will there be sufficient output power! <br/>The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power! <br/>Please ensure that the power of the adapter is greater than the actual working power of the amplifier!</p><p>Package include: <br/>1X power amplifier board module <br/>1X Accessories<br/></p></div></div><p><br/></p>
$73.43
$73.43

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<div class="detailmodule_dynamic"><kse:widget data-widget-type="customText" id="1005000004074434" type="relation"></kse:widget></div><div class="detailmodule_html"><div class="detail-desc-decorate-richtext"><div><br/>Features:<br/>1. Six low-noise preamplifier 5532 are used to improve sound quality and volume, with a large gain and a gain parameter of 30dB. <br/>2. Supports multiple inputs, with optional input methods including AUX, Bluetooth, USB flash drive, and USB sound card. <br/>3. Window spray tin design, wiring window spray tin design can increase output power. <br/>4. True stepless tuning is not a digital multi-stage grading adjustment. <br/>5. The APP has comprehensive functions, with a mechanical switch turning to shut down, eliminating the need for long presses and waiting, making it convenient and fast.</div><div><br/></div><p>Parameter: <br/>Product Name: 2.1 Channel Bluetooth Audio Amplifier Module <br/>Channel count: 2.1 channels (left channel+right channel+subwoofer) <br/>Input method: AUX+Bluetooth+USB flash drive+USB sound card (toggle button to switch modes and songs) <br/>Bluetooth version: 5.1 <br/>Amplifier chip: TPA3255 <br/>Compatible speakers: Left and right channels 30-220W, 3-8 Ω subwoofer 30-350W, 2-8 Ω <br/>Output power: Left and right channels ≤ 220W, subwoofer ≤ 350W <br/>Compatible power supply: DC 16-38V, ≥ 10A <br/>Protection mechanism: Anti reverse connection, undervoltage, overheating, overcurrent, short circuit protection (can be automatically restored without restarting) <br/>Switch mode: mechanical switch (no need to long press and wait) <br/>Voltage gain: 30dB <br/>Product size: 141 * 131 * 27mm <br/>Tip: Only when the audio signal input is large enough and the power supply voltage/current is large enough, will there be sufficient output power! <br/>The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power! <br/>Please ensure that the power of the adapter is greater than the actual working power of the amplifier!</p><p>Package include: <br/>1X power amplifier board module <br/>1X Accessories<br/></p></div></div><p><br/></p>