eMagTech 10PCS Dual Low-Noise TL072CP TL072 DIP-8 Operational Amplifiers, Dual Low-Noise JFET Input OP-AMP IC Chips for DIY Circuit Components

DAMGOO Bluetooth Amplifier Board, 100W+100W Peak Output Power, 2.0 Channel DC:8-24V, Password Free Connect, BT 5.0 AMP Board for DIY Wireless Speakers Board

Newzoll 5Pcs LM386 Audio Amplifier Module for Arduino EK1236, Mono Board 200x Gain, Low Voltage DIY Circuit for Speaker, Solo 5-12V Operation, 10K Adjustable

Earthquake Sound Stereo or Mono Amplifier, 2ch.x90 WRMS / 8 Ohm, L/P Xover, AUTO Sensing ON & +12V Trigger, from Zack Electronics (XJ-300ST)

QCCAN 4pcs TDA2822M Audio Amplifier Board 2.0 Channel Stereo AMP Mini AUX Audio Amplifier Module DC1.8-12V

ZK-1001U Amp Bluetooth 5.3 Mono Amplifier Board with TWS, Mini Audio Amps with Boost for Home Outdoor DIY Speakers with 100W Power Output, Treble and Bass, Supports USB/AUX/BT Input, DC 9-24V

Sunbuck Small Amplifier, 400Wx2 Stereo Receiver for Home Audio, Optical/Coaxial Jacks for TV/CD/DVD/LP/PC, Support 192kHz Audio, Bluetooth Amplifier with RCA/USB/FM/AUX, Receiver for Speaker, AS-35BU

Pyle 2.1 Bluetooth Marine Amplifier Receiver - Waterproof 4 Channel Wireless Bridgeable Audio Amp for Stereo Speaker with 400W Power Dual MOSFET Supply, GAIN Level & LED Indicator, Black - PLMRA410BT

Digital FM Receiver Module, Icstation Radio Receiver Module Digital Stereo Board LCD Display DSP PLL 76.0MHz-108.0MHz Green

100PCS DIY Turret Lug Project Audio Strip Tag Board Turret Board Terminal Lug for Tube Amplifier DIY Brass Plated Gold Slotted Turret (Slotted Tin Long Turret 100PCS)