Uploaded January 2020 | Updated September 2026, 8 hours ago

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Homemade double sound portable speakers, 2 amps same sound :
Speakers: bit.ly/3mtvD3i
BT module: bit.ly/2Vb7Qbj
18650 Batteries: bit.ly/3b5jbSm
4S PCB: bit.ly/2NHOgV2
4S meter: bit.ly/2xERm1c
Power jack: bit.ly/3a5hGTx
Mini switch: bit.ly/2MKvw5j

Adjustable Drill bit: bit.ly/2p3GFnQ
"Wire holder": bit.ly/2xqq5Th

-Connected using a phone with dual audio option
-Independent sound or dual audio for extra power
-Simple design, painted with black mate spray
-Recorded with camera mic (sound limiter on)
-Charging with 16.8v charger
-Schematic at 8:04


Copyright free music list:
Rise (Free Music) Airixis [Audio Library Release]
Us - Theo Dor [Audio Library Release]
Enigma - KV [Audio Library Release]
Full Power - ZAYFALL [Vlog No Copyright Music]
ROY KNOX - Earthquake [NCS Release]
Desmeon - Hellcat [NCS Release]



(SANWU® TPA3110 DC 10V-25V 2x15W Dual Channel Wireless bluetooth Audio Power Amplifier Board For 4/6/8/10 Ohm Speaker
Original LiitoKala 18650 3400mah NCR18650B 3.7 v 3400 mah 18650 Lithium Rechargeable Battery, Start to finish full video
PS1401S Pair of 4 inch Car Audio Speaker Full Range Stereo System XQ-31
Connecting bluetooth devices at the same time using one phone )

#DtekDIY