DSC SG-DRL3-IP is a network line card for SYSTEM III that features patented caller ID and Automatic handshake selection and supports two-way audio via hook flash only.
| Make | DSC |
|---|---|
| Manufacturer | DSC |
| Model code | SG-DRL3-IP |
| Accessories | Network line card for SYSTEM III |
| Additional info | DSC SG-DRL3-IP is a network line card for SYSTEM III that features patented caller ID and Automatic handshake selection and supports two-way audio via hook flash only. |