DPR-500mMP3 Recorder Player Module
| Model | DPR-500m |
| Frequency response | 50 Hz - 20 KHz |
| File format | Playback: MP3,WAV,WMA Recording: MP3 (128 Kbps / 44 KHz) |
| Audio input | USB and SD in FAT/ FAT32 format |
| Audio output | 0dB±1.5dB (1KHz Sine Wave, 0dB MP3) |
| Power supply | 12V DC |
| Dimensions (mm) | 74 × 138 × 36 |
| Weight (g) | 78 |
