| Mkuu | |
| Mfumo | Android 10 |
| RAM/ROM | 1GB/8GB |
| Jopo la mbele | Alumini |
| Ugavi wa Nguvu | DC 12V-30V |
| Nguvu ya Kusimama | 5W |
| Nguvu Iliyokadiriwa | 6W |
| Wi-Fi | @2.4GHz/5GHz |
| Bluetooth | 4.0 |
| Ufungaji | Uwekaji wa flush |
| Dimension | 86 x 86 x 36 mm |
| Joto la Kufanya kazi | -10 ℃ - +55 ℃ |
| Joto la Uhifadhi | -10 ℃ - +60 ℃ |
| Unyevu wa Kufanya kazi | 10%-90%RH (Haifupishi) |
| Onyesho | |
| Onyesho | 4-inch IPS LCD |
| Skrini | Skrini ya kugusa yenye uwezo |
| Azimio | 480 x 480 |
| Sauti na Video | |
| Kodeki ya Sauti | G.711/G.729 |
| Kodeki ya Video | H.264 |
| Bandari | |
| Bandari ya Ethernet | 1 x RJ45, 10/100 Mbps kubadilika |

Karatasi ya data ya 904M-S3














