1. Working method: Class D
2. Quiescent current: 50mA
3. Work efficiency: 90%
4. Output power: 2*100W
5. Frequency response: 20Hz to 20KHz
6. Working voltage: DC20V to DC32V
7. Maximum output current: 3A
8. Size (L*W*H): 135*90*39MM (excluding wire height), antenna length 103MM
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1. Adopt original TDA7498 Taiwan ISSC Bluetooth module
2. Power supply filter capacitor uses 1800UF/35V capacity electrolytic capacitor
3. The coupling capacitor uses German WIMA infinite capacitor to make the sound more transparent.
4. The resistor uses high-precision chip resistor to ensure a good signal-to-noise ratio of the whole machine.
5. PCB adopts 1.6mm thick double-sided sheet, 2.0 oz copper thickness, and spray tin full process to ensure good passing performance of large and small currents. First-class PCB quality.
6. Use the special function of discharge of red and gray ring to ensure the sound is crisp and powerful.