Managing your Open Source telecommunication needs has never been easier than with Rhino products. Rhino PCI plug-in cards satisfy the needs of Open Source Telephony (OST) applications, no matter how stringent the requirement. Rhino Open Source Telephony PCI Express cards feature Asterisk and Linux tested software. Knowing that Rhino products are ready to perform right out of the box means that you can spend more time developing important customer relationships.

The R2T1-e-EC is a dual port T1/E1/J1 PCI Express card WITH hardware echo cancellation.

Using Asterisk, Rhino Open Source Telephony PCI Express products allow you to utilize analog phones and wiring in conjunction with leading-edge Asterisk technology — without having to buy expensive IP telephones. Why go IP when you can save on installations by using your existing wiring? With Rhino you can use lower cost analog phones with digital features and get guaranteed T1 voice quality, all while enjoying Asterisk VoIP technology for off-premise connectivity.

Rhino products are tough. In the rare case of trouble, our technical support staff is ready to give you the support you need, when you need it. Our 5-year limited warranty means that you can be confident that Rhino will always work hard and work well in your T1/E1 application.

The Rhino R2T1 card has two T1/E1 ports.

Feature Support

• Asterisk soft PBX tested and ready
• Zaptel compliant open source module source code included
• Fully compatible with all Zaptel supported T1/E1/PRI/ISDN configurations
• T1/E1 embedded CSU
• Line buildout software selectable
• Custom Rhino PCI-e interface chip means no wasted CPU overhead
• Fractional voice and data capable
• Zttool compliant interface
• Field software upgradable
• Alarm and Link status LEDs visible from the rear bracket
• E&M, PRI, Loop, Ground, Kewl, PRI, etc, signaling protocols
• Distinctive ring in Loop start mode
• Caller ID enabled in Loop start mode
• 5-year limited warranty
• Unlimited Support

Rhino Hardware Echo Cancellation

The REC module features the embedded technology from our echo cancellation partners Texas Instruments (TI) and Adaptive Digital Technologies, Inc. (Adaptive Digital). These two Rhino partners bring you a Rhino echo cancellation product line that our competition cannot beat!

• Adaptive Digital Technologies G.168 Echo Canceller is a carrier-class, ITU G.168 compliant line echo canceller, which meets and exceeds G.168-2002
• Cancels up to 128msec tail - 1024 taps
• Non-linear processor
• Comfort Noise Generator
• Automatic tail search
• Excellent voice quality
• Cancels multiple independent tails
• Fast Convergence
• No divergence due to doubletalk
• Tone Disabler disables echo canceller during voiceband modem and FAX connections

CSU Features

All Rhino PCI/PCI Express T1/E1 cards feature a single chip integrated CSU with both LIU and Framer, that is software controlled and software programmable.

• Complete T1/DS1/ISDN-PRI/E1 Transceiver Functionality
• Long-Haul and Short-Haul Line Interface for Clock/Data Recovery and Waveshaping
• Crystal-Less Jitter Attenuator
• Fully Independent Transmit and Receive Functionality
• Single chip line interface unit (LIU) and Framer

Mechanical Specifications

• Size: 2.5" tall, 4.75" wide
• Form Factor: Single PCI Express 1x slot
• Weight: 1lb (including all accessories)