Specifications of EBN11-Ex
| Weight | about 315 g |
| Color | blue & black |
| PTT Key | available |
| VOX | none |
| Emergency Key | none |
| Connector | 16-pin connector |
| Microphone Sensitivity | –45 dB below 1 vot/G acceleration @ 1 kHz |
| Speaker Power | 200 mW (rated); 500 mW (max.) |
| Speaker Impedance | 32 Ω±15% @ 1 kHz |
| Speaker Frequency Response | 82±2 dB @ 1 kHz 0.2 W/50 cm |
| IP Rating | IP55 |
| Anti-explosion levels | ATEX(Ex ib IIC T4 Ex ib IIIC T135℃) |
| Operating Temperature | –20℃ to 50℃ |
| Storage Temperature | –20℃ to 65℃ |