技术细节
| 按钮数量 |
1 |
| 模块数量(最大) |
1 |
| 免提听筒电话 |
Y |
| IP连接 |
Y |
| 视频通话 |
N |
IP Talkback Call Station, Vandal Resistant.
The VIP-9890-CB IP Talkback Doorphone / Intercom allows communication to Valcom FXS units (VIP-811, -812, -814) and SIP Based telephone systems via a managed IP-based LAN/WAN.
Access Methods
- PBX, FXO Port w/VIP-811
- POTS telephone set w/VIP-811
- Valcom M Cast Page Group
- SIP – enabled telephone system
<b>Features</b>
- RJ-45 for network connection
- 1 Form C contact
- LED Status Indicator
- Network activity LEDs
- 802.3af compliant
Door Opening Contact Provided