Усилитель мощности плата стерео аудио легко установить модули цифровой профессиональный стабильный DIY Bluetooth 4,0 зарядка полезные мини

Features:
TPA3116 Digital Amplifier Board
Using the latest bluetooth version 4.0
PCB using a 1.6mm thick double-sided board, 2.0 oz copper thickness, HASL throughout the whole process to ensure that the current size is passed through in good performance
Fully enclosed dust-proof potentiometer, the performance is more stable, more durable than ordinary
All-shielded audio specificial high-current inductors, to ensure crisp and powerful sound
Specification:
Work modle: class D
Quiescent current: 60mA
Work efficiency: 90%
Rated output power: 100W+2*50W
Frequency response: 20Hz to 20KHz
Working voltage: DC 18V to DC 24V
Maximum output current: 3A
Input mode: only bluetooth input function
Potentiometer distance: 22MM 22MM 30MM
PCB size: approx. 10.4 x 10.3cm/4.09" x 4.06" (L*W)
Package Includes:
1pc*TPA3116 2.1 bluetooth 4.0 Class D Amplifier Board 100W+2*50W
Note:
1. Due to the light and screen difference, the item's color may be slightly different from the pictures.
2. Please allow 1-2 cm differences due to manual measurement.