Redfone foneBRIDGE2-EC Single Port T1/E1 with Echo Cancellation

Redfone foneBRIDGE2-EC Quad Port T1/E1 with Echo Cancellation Features:

Carrier Class ITU G.168 Compliant
Qualified as Toll-Quality at AT&T's Voice Quality Lab.  
 
Industry Leading DSP Technology
Utilizes on board high-performance digital signal processing with TI's C6000™ DSP platform  
 
Robust EC Performance
One of the highest performing EC products available for Asterisk today capable of canceling echo on over 100 concurrent channels with 128msec (1024 taps) of echo tail.  

Highly Flexible Configuration
Configurable on a per channel basis, with options to enable EC originating on the outside or inside network
 
Superior Voice Quality
Comfort Noise Generator, automatic tail search, fast convergence and no divergence due to double talk provide for the highest quality of EC available in the marketplace today.
 
Field Upgradeable
Our highly flexible and powerful FPGA architecture allows users to quickly upgrade firmware in the field when product enhancements and new features are released.  

Fax/Modem Interoperable
Tone disabler for clear fax/modem communication.
 
Standards

Echo Cancellation

• On-board high speed digital signal processing with TI’s 6000™ DSP platform
• Adaptive Digital “carrier class” G.168.v8 patented echo canceller
• 128ms (1024 taps) of echo tail
• Comfort Noise Generator
• Automatic tail search, fast convergence, and no divergence due to double talk
• Tone disabler for clear fax and modem communication
  

• PRI Switch Compatibility– EuroISDN, AT&T 4ESS, DMS 100, Lucent 5E, NI1/NI2; Network or CPE
  
• Line Interface– Single, Dual or Quad T1/E1 (RJ45), per port configurable
  
• Line Encoding– AMI/B8ZS for T1, AMI/HDB3 for E1
• Super Frame (SF) and Extended Super Frame (ESF)
• Robbed Bit Signaling (RBS/CAS)
• Short and Long Haul line build out (LBO)
• Adaptive Equalizer for line attenuation conditioning
  

• 10/100-BASE-TX Half/Full-duplex
• 2 x Dedicated RJ45

• T1/E1 PRI Trunk termination
• Legacy PBX-to-Asterisk integration
• High-Availability/Failover Asterisk clusters
• Channel Bank connectivity
• Mixed telephony environments (ex. E1 PRIs + T1 Channel Banks)
• Blade Servers where PCI slots are not available