When your business expands, more users and concurrent calls can be added easily to meet growing business needs through the telephony cards in the IP PBX.
D-DTU, E1/TI telephony cards for European and North American Terms, can be flexibly configured in a PBX-D503 to expand its functionality. It supports 1 E1/T1 per board and any two boards of the same series can be mixed according to your specific needs.
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D-DTU, Single Port, E1/T1 (PRI)Digital Card for IP PBX-D503
#193788
#193788
US$289.00
FS P/N: D-DTUFS P/N: D-DTU
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Pre-order, Ship by 17 Oct, 2024
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Deliver to New York, 10010
Free Shipping via Fedex International Priority
1-Year Warranty
30-Day Returns
30-Day Exchange
D-DTU, 1 E1/T1 Port, Telephony Card for IP PBX-IP PBX D503
Specifications
Ports
E1/T1
Matching IP PBX
Interface
RJ48
Operating Temperature
0°C to 40°C
E1 Data Rate
2.048 mbps
T1 Data Rate
1.544 mbps
E1 Channels
32
T1 Channels
24
E1 Application Term
European
T1 Application Term
North American
Humidity
5%-95% Non-Condensing
Dimensions(W×D)
3.48''× 5.20'' (88.5×132mm)
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Connectivity Solutions
US$1,599.00
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Features
Telephony Cards to Expand the Functionality of PBX-D503
FXO card, FXS card, FXO & FXS hybrid card, E1/T1 card to enable a flexible combination of telephony interfaces for easy future expansion.
What is the E1/T1 Interface?
The E1/T1 line is a digital trunk line. The E1 line supports up to 30 users dialing simultaneously and the T1 line supports up to 24 users dialing simultaneously.
Flexible Expansion
D503 equipped with this telephony card (two) supports up to 2 digital trunk lines, supports up to 60 users to dial simultaneously, and expands services more flexibly.
What are the Benefits of Digital Trunk Lines?
Digital trunk lines can improve transmission efficiency, ensure signal quality, expand transmission distance, and enhance compatibility and flexibility.
Matching IP PBX | PBX-D503 | PBX-D302/D503 | PBX-D302/D503 | PBX-D302/D503 |
4 FXS | — |  | — | — |
4 FXO | — | — | | — |
2 FXU | — | — | — | |
E1/T1 | | — | — | — |
Standard Interface | RJ48 | RJ11 | RJ11 | RJ11 |
Operating Temperature | 0°C to 40°C | 0°C to 40°C | 0°C to 40°C | 0°C to 40°C |
Humidity | 5%-95% Non-Condensing | 5%-95% Non-Condensing | 5%-95% Non-Condensing | 5%-95% Non-Condensing |
Dimensions | 88.5×132mm | 88.5×132mm | 88.5×132mm | 88.5×132mm |
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