Yeastar S20
License-free for up to 20 subscribers
Technical data
| Users | 20 |
| Max Concurrent Calls | 10 |
| Max FXS/FXO Ports | 4 |
| Max BRI Ports | 4 |
| Max GSM/3G Channel | 1 |
| Max E1/T1/PRI Ports | - |
| Module Ports on board | 2 |
| Max Expansion board EX08/EX30 | - |
| Max DSP Module D30 | - |
| CPU | ARM Cortex A9 1GHz |
| RAM | 512 MB |
| Flash | 4 GB |
| LAN | 1 × 10/100Mbps |
| WAN | 1 × 10/100Mbps |
| Power | DC 12V 1A |
| Dimensions (L x W x H) (mm) | 160 x 160 x 30 |
| Weight | 0.3 kg |
| Power Consumption | 1.8-10.6 W |
| Environment | Operation Range: 0°C to 40°C, 32°F to 104°F; Storage Range: -20°C to 65°C, -4°F to 149°F; Humidity: 10-90% non-condensing |
| Mounting | Desktop & Wall-mount |