Product Description
- SIP protocol.
- G.722 high definition voice codec and HD headset support.
- Dual RJ45 port with switch function.
- 7 programmable keys.
- Support RJ-9 professional call center earphone port.
- Customized right tone for different regions.
- Auto provision of configuration file and firmware.
- Independent Login/Logout key.
- Back light on LCD display.
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