- 2 Pcs MAX4410 Headphone Amplifier Board Headset Amplifier Mini Amp For Pre-amplifier Single Battery Power 80mw*80mw
- The board is designed with 3.5 headphone output and 2.54mm pi pin output, you can choose according to different needs.
- Working voltage: DC 3v-12v
- Board size: 50mm*25mm
- Output power: 80mw 80mw
- Sound channel output: dual-channel