Best ADTRAN IP Phones with Call Waiting (H.450.6)
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- long battery life
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- 1 RECOMMENDED by 0 people for OVERALL
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$290.00 Est. at AmazonPositives: Protocol: SNMP,RTCP,HTTP,DHCP,NAT,FTP,TFTP, Codec: G.729A,VAD (Voice Activity Detection),Dynamic Jitter Buffer,G.711u,G.711a, Buttons: Hold, Display Type: Monochrome LCD - 2 RECOMMENDED by 0 people for OVERALL
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$229.00 Est. at AmazonPositives: Protocol: DHCP,SNTP, Codec: G.711,G.729, Additional Features: Speaker,Caller ID Presentation,Speed Dial,Web Browser, Buttons: Transfer,Conference,Redial,Hold
