Low ZK-AS21 Compact 2.1Channel TPA3255 BT Digital Power Amplifier Board Module High And Low Subwoofer Power Amplifier Board 220Wx2+350W
Low ZK-AS21 Compact 2.1Channel TPA3255 BT Digital Power Amplifier Board Module High And Low Subwoofer Power Amplifier Board 220Wx2+350W
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Low ZK-AS21 Compact 2.1Channel TPA3255 BT Digital Power Amplifier Board Module High And Low Subwoofer Power Amplifier Board 220Wx2+350W

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Key item features

  • BT 5.1 version, with an effective distance of about 10 meters, PlugAndPlay, quick connection
  • Can be easily connect to your mobilephone, computer, TV, speaker, etc
  • Six lownoise preamplifiers enhance sound quality and volume, with high gain and a gain parameter of 30dB
  • Clearly distinguish the power input terminal from the speaker wiring terminal to avoids connecting the speaker to the power terminal and burning the speaker
  • Protections: AntiReverse connection, undervoltage protections, overheating protections, overcurrent and shortcircuit protections can automatically recover, no need to restart
  • Four audio input ways: BT, , U Disk and USB sound card
Current price is $52.49
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  • Free 30-day returns
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