GRANDSTREAM TELEFONE IP HD 8LINHAS 4SIP

8 lines, 8 dual-color line keys (with 4 SIP accounts), 4 XML programmable context sensitive soft keys 32 digitally programmable & customizable BLF/fastdial keys HD wideband audio, fullduplex speakerphone with advanced acoustic echo cancellation 5-way audio conferencing for easy conference calls Dual-switched Gigabit ports (GXP1782) or dual-switched 10/100Mbps ports (GXP1780), integrated PoE Built-in USB port for importing and exporting data only Supports headset use with a RJ9 headset jack and EHS support for EHS-capable Plantronics headsets TLS and SRTP security encryption technology to protect calls & accounts and Kensington Security Slot support Large phonebook capacity with up to 2,000 contacts and call history with up to 500 records Use with Grandstream’s UCM series IP PBX appliance for Zero- Config provisioning, also supports automated provisioning using TR-069 or AES encrypted XML configuration file