Guangzhou Sohtronic Electronic Technology Co., Ltd.  

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Product Name: 2.1 Tpa3116 Digital Completed Amplifier Model NO.: SOH-21L16 Noise: <95dB Hi-Fi: Hi-Fi Activity: Active Operation Mode: Knob Control Speaker System: 2.1 Channel Speaker Material: Aluminium Application: Commercial, Home Certification: CE, RoHS, CCC, UL, FCC, CSA, ETL, MET THD: 0.005%-0.01% Transport Package: Carton Box Specification: amplifier size: 116*170*33 Origin: China Product Description Details Information
The product of all parts are original authentic, chastity, pure quality;
The use of high-quality original parts, that is not only guarantee the safety quality , long service life, more important is the powerful guarantee to make the actual performance can meet the design target. The pursuit of first-class quality is our consistent aim.

1. Adopted original TPA3116
2. The main circuit of the electrolytic capacitor signal uses the Taiwan famous brand, main filter capacitor using Nikon special electrolytic capacitor capacity of 3 × 10000UF, professional audio capacitor 4700UF/50V, ensure the supporting power.
3.  The selection of Resistance is High precision chip resistor, the main circuit adopts the metal film resistor which accuracy is ± 1%, guarantee the signal-to-noise ratio of the product.
4. PCB adopts 1.6mm thickness double-sided board, 2 oz copper thickness, spray tin full process, ensure the current well done through the performance. first-class PCB quality.
5. Adopted the fully enclosed dustproof potentiometer, the performance is more stable, and more durable than ordinary potentiometer!
6. Adopted Red ring high current inductance , ensure sound crisp and powerful.

 
Basic performance parameters:
Operation Mode: class D
Quiescent Current: 50mA
Working efficiency: 90%
Working Voltage: DC18V~DC24V
The maximum output current: 5A
Size: 116*170*33MM
 
Potentiometer function: from left to right

1. bass Volume
2. left and right channel voice
3. channel volume

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P.S: the price is not contain the power adaptor