Name | Mini Digital Bluetooth Power Amplifier Board-50W | HIFI Digital Bluetooth Power Amplifier Board-50W | Mini Digital Bluetooth Power Amplifier Board-100W | HIFI Digital Bluetooth Power Amplifier Board-100W |
SKU | DFR0799 | DFR0803 | DFR0777 | DFR0804 |
Image |
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Features |
1. Without filter, standard audio output
|
1. Special filtering element, high quality HIFI audio for enthusiasts
2. AM interference suppression function
|
1. With general filter element, high quality audio output
|
1.
Special filtering element, high quality HIFI audio for enthusiasts
2. AM interference suppression function
|
Audio Output | Bluetooth5.0 | AUX+Bluetooth5.0 | Bluetooth5.0 | AUX+Bluetooth5.0 |
Output Power | 50W*2 | 50W*2 | 100W*2 | 100W*2 |
Cooling Fin | Small cooling fin | Small cooling fin | Large cooling fin | Large cooling fin |
Suitable Speaker | 4-8Ω;30-200W | 4-8Ω;30-200W | 4-8Ω;50-200W | 4-8Ω;50-300W |
Protection Mechanisim | Overheating, short circuit | Overvoltage, undervoltage, overheating, short circuit | Overheating, short circuit | Overvoltage, undervoltage, overheating, short circuit |
Dimension | 55*38*17mm | 82*50*18mm | 69*53*22mm | 84*52*24mm |
Application | Mainly for DIY speakers users |
Name | Bass Treble Bluetooth Amplifier-50W | Bass Treble Bluetooth Amplifier-50W+100W | Digital Bluetooth Power Amplifier Board-50W | Digital Bluetooth Power Amplifier Board-40W |
SKU | DFR0806 | DFR0805 | DFR0793 | DFR0675-EN |
Image |
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Features |
1.
Independent bass and treble control
2. AM interference suppression function
|
1.
Independent bass and treble control, subwoofer volume and frequency
adjustment
2. 3 channel output
3. AM interference suppression function
|
1.
Three input modes
2. Key adjustment function
3. Type-C interface for playing audio on your laptop
|
Small size, cost-effective |
Audio Output | AUX+Bluetooth5.0 | AUX+Bluetooth5.0 | Bluetooth5.0, TF Card, USB Flash Disk, Laptop Type-C | Bluetooth5.0 |
Output Power | 50W*2 | Left and right channels≤50W;subwoofer≤100W | 50W*2 | 40W*2 |
Cooling Fin | Small cooling fin | Large cooling fin | Small cooling fin | None |
Suitable Speaker | 4-8Ω;15-100W | 4-8Ω;20-100W | 4-8Ω;40-200W | |
Protection Mechanisim | Overvoltage, undervoltage, overheating, short circuit | Overvoltage, undervoltage, overheating, short circuit | ||
Dimension | 110*70*21mm | 120*100*20mm | 70*60*18mm | |
Application | Mainly for DIY speakers users |