SpecificationsInterfacesTrunk Interfaces:1/2/4/8/12/16E1/T1,BNC/RJ-48CNetwork Interface:2*10/100M BASE-TXmaintenance interface :RS-232,9600bpsVoiceVoice codec:G.711,G.723.1,G729AB,iLBCVoice over packet Capabilities:32/64/128ms G,168 echo cancellation...
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