The T840 phone adopts a 4.3-inch 480 x 272 pixel, color IPS display screen, with 10 line keys, 32 SIP accounts, 23 custom programmable keys, and realizes fast onekey call out/BLF online status monitoring key, high-definition sound quality, 5 Party conference and richer calling functions.
T840 series phones have strong expandability, integrated USB port expansion function, simple and intuitive function key layout, flexible operation, and easy-to-improve office efficiency.
Product specification
Telephone functions
Configuration and maintenance
IP PBX Features
Phone interface
Address book
Carton package
IP PBX / IP phone
Industrial Switch
China Factory
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