Facmogu BT-298 Pro 2 Channel Stereo Audio Amplifier Receiver, Max 400Wx2 Wireless Bluetooth 5.0 Power Amplifier, Bass Treble Sound Speaker AMP for Home Speakers, w/RCA, USB, SD, MIC in, FM Radio
Facmogu
Technolink TC-616 6-Way Stereo Amplifier/Speaker Comparator
TEC
Juried Engineering LM339N LM339 Quad Differential Comparator Industrial Grade Breadboard-Friendly IC DIP-14 (Pack of 5)
Juried Engineering
Saiyin Power Amplifier Home Audio, 80W x 2 Stereo Bluetooth Amplifier Receiver 2.0 Channel Mini Hi-Fi Class D Integrated Amp with Headphone Jack, Bass/Treble Control for Home Speakers
Saiyin