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The wiring around the chip is an window tin spraying design to increase the output power. 【Multiple Audio Input Modes】 This Mini amplifier receiver built-in Bluetooth 5.1, USB flash disk, USB sound card and 3.5mm AUX Input.
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Built-in Bluetooth. - Signal input sensitivity: 200MV (±30MV). - 1 x Power amp. - Main unit size: 430mm x 310mm x 130mm/16.9" x 12.2" x 5.1" (LxWxH). - Auxiliary level output: ≈1V. - Recording level output: ≈1V.
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Its acoustic-to-noise ratio is quite good, reaching a level comparable to that of traditional pure integrated IC portable headphone amplifiers. - Working mode 3: Class A balanced mode input and output (4.4 headphone jack).
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UPC1237 2.0 2-channel Songle speaker protection board. Power output Max: 300W 2. The 1.6 MM high quality fiberglass board tin spraying process is used to support the amplifier of the so and source output common negative electrode, such as: 1875, LM3886, TDA7294, etc.
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1 x Amplifier Board. Source: You can use PC, MP3, cell phone. Source: You can use PC, MP3, cell phone. Power: DC5V / 2A. 1 x 3P audio input line. 1 x 2P power cable. hope you could understand. Size: 5cm x 5cm.
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Peak Power: 2000W. 545202701 Ignition Module Coil Fit For Poulan Pro PP5020AV PP4818A EP. 29" Rear Axle Assembly Complete Wheel Hub Kit Go Kart Quad Trike Drift Bikes EP. 30W QRP Shortwave HF Antenna 5MHz-55MHz Full-Band Radio Transmitting Antenna EP.
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Practically new, it was kept as a back up. never used
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