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

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

DEWALT DCD150X2 54v Diamond core drill 1 1/4" UNC thread

DC 12V Mini HiFi Audio Power Amplifier - Portable Dual Channel Stereo Audio Receiver - Black

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

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

Stylish American AURA passive stereo speaker, full-range multimedia speaker, 8 ohms, 10 watts, 1 pair.

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

Upgraded HT21MAX 2.1 channel Bluetooth amplifier board, high power 200W2 + 400W, high and low frequency adjustment.

Graduated ruler, metric 10 cm, aluminum alloy ruler, line marker, center circle, right angle, center line, perpendicular line, angle measurement.

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

Orange accessories: graduated ruler, picture frame hanging tool, level, positioning and fixing point, measuring tool

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

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.

TPA3221 Digital Class D Amplifier Board 100W2 High Power Amplifier Board