XH-A157 digital amplifier board with PAM8403, featuring a volume knob input, 5V USB power supply and two 3W outputs.

Sealey Diamond Core Drill 230V DCD230V

MAKITA 8406 110v Diamond core drill 13mm keyed chuck

MAKITA 8406 240v Diamond core drill 13mm keyed chuck

Bluetooth Amplifier Board Module 2x50W Digital Stereo Audio Amp Board Dual Channel DC 5V-27V with HiFi Filter

EIBENSTOCK EHD2002S 1800W 230V DRY DIAMOND

Eibenstock EHD2002S/2 1800W Heavy Duty Diamond Core Drill 230V

Bluetooth Amplifier Board Module ZK-502L 5.0 Bluetooth 2 50W Digital Amplifier Board (DC15-36V)--DTEKGAZ

Premium 20W, 8 ohm, 3-inch full-range speaker, DIY mini home speaker

Adjustable low-pass and high-pass filter, solderless, for high-power 400W KTV stage speakers.

DC male to DC 5.52.1 power cable adapter with solderless monitoring connector.

High-end digital audio amplifier board, 18W mono audio amplifier module, DIY modification for 6-12V active speakers

Passive tuning board, preamp board with high and low frequency adjustment, DIY audiophile HiFi speaker amplifier preamp module.

Bluetooth 2.0 digital amplifier board, 12V dual-channel stereo speaker kit (DIY kit), with remote control, 2 x 50W

High-fidelity passive crossover for DIY home audio setup, two-way bookshelf speaker with high/low frequency response

Wire straightener, terminal blocker, wire straightener, manual electrical box/cabinet wiring straightener

Parallel connector, universal parallel connector for electricians, quick connector without stripping, wire twisting pliers, terminal block, universal for flexible and rigid wires.

DIY lossless audio speaker system with 230W Bluetooth decoder, stereo amplifier board, color screen and recording/call function.

TDA2050 Audiophile HiFi Digital Amplifier Board, 30W Mono Audio Power Amplifier Module, 12-24V DC Power Supply

Bluetooth 5.0 digital amplifier board with rechargeable lithium battery PAM8403, dual channel 2 x 5W, USB flash drive and TF card switch

The electronic volume control module has an onboard 3W digital audio amplifier board with buttons for adjusting volume.