คำอธิบาย
| Brand | SIGNO |
| Model | HP-825 IMMORTAL |
| Frequency | 20Hz-20kHz |
| Impedance | 32 ± 15% Ω |
| Sensitivity | 107± 3 DB |
| Microphone | OMNIDIRECTIONAL |
| Connector | USB 2.0 |
| Cable Length | 2.2 m |
| Power | 20 MW |
| Impedance mic. | <2.2KΩ |
| Sensitivity mic | -36db ± 3db |
| Speaker | Speaker Diameter Φ 50.00MM |
| Package Dimension | (W x D x H) : 20.40 x 21.80 x 10.50 cm |
| Gross Weight | 0.48 KG |
| Volume | 4,669.56 cm3 |