DIY BLUETOOTH SPEAKER PVC PIPE 100 Watt. MYL3"

DIY BLUETOOTH SPEAKER TUBE FROM PVC PIPE
ลำโพง DIY เบสแน่นๆนุ่มๆ งบแค่ 1000 +-
MYL 3" X 2
HK 2" X 2
Harman/Kardon 3.5" X 2
ZK-502T TPA3116D2 100 Watt.
LITUIM ION 18650 5S.