Note: Be sure to install a radiator! ! Otherwise it must be fried.
Wiring instructions Source input (IN): + positive input of audio signal, - negative input of audio signal Output speaker (SP): + connected to the speaker +, - connected to the speaker - Power input (AC 0 AC): AC dual voltage input, dual 12-36V can be input. A dual 32V power supply is recommended. Remember to use the AC output from the transformer. Do not use a DC battery or a power adapter. Otherwise, it will not work.
