ZK-1001U Mono Amplifier is a 100W mono Bluetooth amplifier board designed for portable audio systems and DIY speaker projects. It features the TPA3116D2 amplifier chip, which provides high-power output and supports a wide voltage input range of 9-24V.

Features:

• True Wireless Stereo (TWS) Pairing: Allows seamless pairing of two amplifier boards for left/right channel stereo sound.
• Built-in Boost Circuit: Automatically adjusts input voltage to 19V or 24V, ensuring consistent high-performance audio.
• Three-Knob EQ Control: Dedicated knobs for master volume, bass, and treble fine-tuning.
• Multifunction Button:
  • Single press: Play/Pause
  • Double press: Next track
  • Triple press: Toggle TWS on/off
  • Long press: Power on/off
• Triple Input Modes: Supports Bluetooth 5.0, USB, and AUX for flexible connectivity.
• Compact Design: Dimensions: 4.92 x 3.27 x 1.93 inches; Weight: 3.56 ounces.

Specifications :

• Input Voltage: 9-24VDC
• Connectivity: Bluetooth 5.0 (for wireless streaming), USB (for direct playback), and AUX (for wired devices)