Sell ☸❖AIYIMA Digital Power Amplifier Audio Board 2x20W Class D Stereo Sound Amplifiers Treble Bass Adjus best price

Product description: Power supply voltage: DC12-18V Supply current: 3A Output power: 2×20W output Impedance: 4-8 ohm Noise ratio: 98dB Voltage and power settings: Working voltage range: 12V-18V   Output Power:       15W (CLASS D, 12V/4Ω, THD=10%)    20W (CLASS D, 15V/4Ω, THD=10%) Up to 92% efficiency (18V/8Ω) No output filter required single-ended input Excellent "power on, power down" noise suppression No impact sound when switching on and off    Overcurrent protection, overheating protection, undervoltage protection Size: 45×25×16MM (not including audio seat and potentiometer size) The standard power supply is 12V, the current is 3A, and the maximum voltage is 18V (power supply below 12V is not supported). It is recommended to use a 12V3A switching power supply for testing. Note:    Because this board has a bass tuning function, the maximum power is 2×20W when the full volume is turned on, and the volume may be attenuated during tuning! Only need to be louder without distortion, Package Included: 1Pcs Precautions: *** "Pre-sale" ***The products are shipped abroad, and the logistics time limit is generally about 15 days. If you mind, please don't place an order &&&Pre-sale products as long as they are shipped overseas, please do not refuse to sign at will, thank you very much for your understanding! Please pay attention to the store coupons and receive them before placing an order!