产品特点
| 网路功能 |
ICLID: DTMFA, DTMFC, DTMFD, FSK & UK20 |
| 环电压 |
40 V |
IP Office 500 Extension Card Phone 2
This card is used to add analog phone extension ports to the IP500 control unit. It is available in two variants, providing either 2 or 8 analog extension ports.
The cards have 8 RJ45 extension ports (1 to 8) for use with analog phone devices. A further 4 RJ45 ports (9 to 12) are provided for trunk connections when an IP500 trunk daughter card is fitted to this card.
•Provides 2 analog phone ports.
•Supports ICLID modes DTMFA, DTMFC, DTMFD, FSK and UK20.
•REN 2 (1 for external bell device).
•Off-Hook current: 25mA.
•Ring Voltage: 40V.
•Intended for connection to two-wire analog phones, the ports do not include a ringing capacitor. For connection to 4-wire analog phones, connection should be via a master socket with ringing capacitors.