Feature:
1. Support Bluetooth-compatible audio reception, external audio input interface, with pre-amplification, bass frequency division processing; bass volume, bass frequency, left and right channel volume, treble, function control switch/total volume, 5 adjustment potentiometers.
2. Wide operating voltage, power saving design, efficiency up to 90%. You can use a good switching power supply, a laptop switching power supply, a charging bottle, or a car power supply.
Description:
Product Name: Amplifier Board
Working voltage range: DC 11-25V (current 3-4A, or 19-24V/4-5A, if high power requires 20-24V/8-9A or more)
Bluetooth-compatible receiving distance: 8 m (no obstacles)
Audio input sensitivity: 600-800mV
Frequency response range: 20Hz-20KHz
Speaker impedance: left and right channel speakers: 4-8Ω; woofer impedance: 2-8Ω
Packing list:
Amplifier Board x 1 set
Note:
1. Due to manual measurement, please allow 1-3cm error. Make sure you don't mind before bidding.
2. Due to the difference of different monitors, the picture may not reflect the actual color of the product. Thanks.
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