สวิตช์ปุ่มกดแบบล็อคตัวเอง PBS-12A ทรงสี่เหลี่ยม สีแดง/เขียว ขนาดรู 12 มม. 2 ขา 1.5A 250VAC แบบยึดด้วยน็อต จำนวน 10 ชิ้น

160W x2 Stereo Audio Amplifier Mini Hi-Fi Class D Car Amp for Passive Speakers with 24V Power Supply

Nobsound Dual Analog VU Meter DB Panel Display 2-way Amplifier / Speaker Audio Switcher Box Selector Music Spectrum Visualizer

Y/ (430*180*410mm) All aluminum amplifier chassis /Class A High-Power Heat Sink Pure Power Amp Chassis/ AMP Enclosure DIY box

Nobsound VU1-W 4-IN-1-OUT Audio Selector 4-way Stere Switcher Home Preamp VU Meter with Remote Control

Nobsound HiFi Stereo Bluetooth 5.0 Digital Power Amplifier USB Music Player 2/4 Channel Home Multi Zone Audio Amp Receiver 50W*4

Professional 80W PA Amplifier with 2 Mic Inputs, Headphone Jack for Restaurants & Commercial Use

S350H TPA3251D2 Bluetooth 5.0 2.1 Channel Power Audio Stereo Subwoofer Amplifier Board 220WX2+350W TREBLE Bass note tuning AMP

Herdio In Wall Audio Control Amplifier Receiver 2 Channel Wall Plate With USB Microphone Aux 3.5mm Input 100Watt Max Module

Nobsound NS-06G HiFi TPA3116 Digital Amplifier Home Desk Power Amp 60W×2 with Power Adapter