Specifications: Sell Conference Speaker Phone Model Number:Telcon Station-EX Description: - TELCON STATION is designed for a conference phone, so people can talk naturally with family members, friends and business partners who are far away. - TELCON STATION provides customers with very easy set-up, plugging over normal telephone lines. - By eliminating echoes, TELCON STATION is differentiated from existing speakerphone in convenience and quality. *Functions: Eliminating howling problem by using DSP chop and RISC core No direction vague with a full size speaker, 3 microphones and 2 extension microphones Being equipped with an RCA jack to record a conversation Providing remote controller to dial and control the main unit Transmitting always the optimum volume to the other party by automatic gain controlling function Being certificated by FCC and CE *USE: Conference room, Management people, Insurance company, Wholesalers : ex)Walmart , Carrefour & etc People who want to have a talk often with family members *Item Specifications Keypad :Alphanumeric Audio bandwidth :0.2 ~ 3.5KHz Loudspeaker volume :85dB(MAX) Network interface :RJ-11 analog public switched telephone Operating voltage :110/220V, AC 50~60Hz, 22.3W, DC 9V 1A Environmental requirements :+5~+40