Rhino Echo Cancellation Module for R1T1, R2T1 and R4T1

Rhino REC Digital EC Plug-In Daughter Card

This daugtercard plugs directly onto the following cards:
• R1T1 - single port T1-E1-J1 PCI (3V and 5V)
• R1T1-e - single port T1-E1-J1 PCI Express (available Q4-2007)
• R2T1 - dual port T1-E1-J1 PCI (3V and 5V)
• R2T1-e - dual port T1-E1-J1 PCI Express
• R4T1 - quad port T1-E1-J1 PCI (3V and 5V)
• R4T1-e - quad port T1-E1-J1 PCI Express

The REC is simply plugged onto the Rhino digital telephony card, and with a simple driver upgrade your echo cancellation capability is ready to go. If you have an older card currently in the field, simply install the REC card, upgrade the firmware, then upgrade the driver.

REC Echo Cancellation Features  
• Small form factor, plug-in module
• 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

Additional Information