AK35 sound amplifier disassembled

CS3817EO Chip is connected direct to speakers output is a copy of tpa3110 https://www.ti.com/product/TPA3110D2 it can go up to 2 x 15w RMS 15W 16V 8Ω TND+N 10%）/ channel 10W 13V 8Ω TND+N 10% / channel 30W 16V 4Ω TND+N 10%）in mono not recommended 4 Ohm speakers even with heatsink use 6 or 8 Ohm for safety heatsink missing power supply is 1.5 A 14v with 6 Ohm speakers at 14v you can go up to 12.24 w per channel I can add another amplifier tpa 3116 with bigger laptop power supply and use the case. you will need a buck converter lm2596 to step down voltage for the display / Bluetooth module from 19.5 v laptop charger to 14v