คำอธิบาย
| Brand | OKER |
| Model | X-490 |
| Frequency |
100HZ-10KHZ |
| Impedance | 32Ω±10% |
| Sensitivity | 110±3dB |
| Microphone | Yes |
| Bluetooth | None |
| Wireless | None |
| Controls | Yes |
| Connector | 3.5mm |
| Cable Length | 170cm |
| Battery | None |
| System Support | N/A |
| Package Contents | N/A |
| Dimension | (W x D x H) : 14.80 x 23.00 x 17.50 cm |
| Net Weight | 0.14 KG |
| Package Dimension | (W x D x H) : 24.50 x 18.40 x 5.80 cm |
| Gross Weight | 0.00 KG |
| Volume | 2,614.64 cm3 |
