| Model Number | HDA-P2 |
| Display | OLED 0.96 inches white screen |
| Music Playback Application | ARM-based MCU |
| Gain Control | Yes |
| Output | Max 2600mW@32 ohm |
| Output S / N | 105dB |
| Distortion | < 0.009% |
| Frequency Response | 20Hz~20KHz (+ – 1dB) |
| Amplifier System | Class A amplifier circuit |
| Battery Capacity | 1200mAh |
| Battery Life | About 8 hours (screen off) / 6 hours (screen on) |
| Power Sources for Charging | 7.4V/1A |
| Enclosure | Aluminium |
| Dimensions | Width: 64.5mm x Height: 120mm x Depth: 13.4mm |
| Weight | 145g |
| Accessories | Headphone amplifier x 1, silicone rubber bands x 2, audio cable x 1, pouch x 1 , charger x 1 |
