Details About High Power Active Subwoofer Pure Bass Power Amplifier Board 400w 30hz-200hz

Specifications:
Use eight Japanese origin amplifier tube A1943, C5200 subwoofer amplifier board,
Frequency 30HZ-200HZ （can be adjusted）
Power Supply: dual AC 30V-35V,
Output Power:400W
Max Output Power: 600W
Suitable for 15 inch - 18 inch Mono bass trumpet
Note:
This is amplifier for DIY fun. only for professional. all information has already printed on the pcb board such as where to connect the in and output power, where connect the speaker. if you do not know how to assemble components or cannot read the pinpoint on the pcb board, we suggest you google more information before you buy. this will save a lot of money and time for you.
Package Content:
1pc High power Active subwoofer pure bass Power Amplifier board 400W 30HZ-200HZ