Amazon.com: 12V Amplifier Board, DROK 15W+15W 2.0 Dual Channel Audio Amplifier Board PAM8620 DC 8-26V 24V Digital Stereo Amp Module Class D Mini Power Amplify Circuit for Sound System Speaker DIY :
ammoon GA-10 10W Portable Electric Guitar Amplifier Amp BT Speaker Supports Clean/Distortion Modes AUX IN Gain Bass Treble Volume Control
Watts To Amps Converter (With 1 Amp = Watts Examples)