300W Mono Power Amplifier Board DC 20V-90V High Power Audio Tube Audio Amplifier Board 1943+5200 with Speaker Protect

Data Record : No High-concerned chemical : None Electronic : No Material : Other Metal Size : Amplifier Board Type : With Speaker Protection Relay Model Number : 300W Mono Power Amplifier DIY Supplies : Electrical Brand Name : Aideepen Origin : Mainland China Style : 1943 5200 Amplifier Board Certification : CE