Low voltage audio power amplifier module, based on NJM386D (LM386) IC design.
This item has been assembled, and electrical test passed.
105℃ electrolytic capacitors, metal film capacitor and polyester film capacitor.
FR-4 fiber glass material PCB (Double layer).
Terminal blocks, easy connection wire.
Volume potentiometer with power switch.

Applications:
AM-FM radio amplifiers.
Portable amplifiers.
Battery power supply amplifiers.
TV sound systems, ect.

Specifications:
Voltage Gain : JP1 Open 26dB, JP1 Close 46 dB.
Input Resistance : 10K ohm (Volume Max.)
Operating Power Supply Voltage : DC 4 - 12V.
PCB Size : 50 x 32 mm (1.97 x 1.26 inch)
PCB Thickness : 1.6mm (0.063 inch)
Maximum Height : 24mm (0.95 inch)
Other Electrical Parameters, Please Read IC datasheet.

NJM386 IC Datasheet: