GSM4K-1S/4G
- Audio Intercom Kit
- GSM Pro
- Videx 4000 series
- Supplied with DIN Rail PSU and antenna
- New 4G Model
We recommend using 3 UK SIMs only in this product. Other SIMs will only operate on 2G/3G in a Videx intercom and will not survive the 2G shutdown in the coming years.