Cisco 6921 Unified IP Phone
Cisco 6921 is inexpensive business class IP phone model supporting video connection (Cisco UC Phone 6921, Standard Handset).
Cisco 6921 IP phone supports up to 2 lines has full-duplex loudspeaker, supports call holding on each line, hold, transfer, conference keys, tricolor indication of line condition, functional keys for simplified use of IP phone functions.
Additionally CP-6921 model has energy saving mode (deep sleep), reducing the energy consumption by 50% during of work hours.
Technical Characteristics:
Monochrome graphical 396 x 81 pixel LCD display, with white backlight and anti-reflection cover is optimized to work under different lighting conditions.
2 line keys with tricolor backlight for quick identification of call status
2 Ethernet 10/100BASE-T ports
“Deep Sleep” energy saving mode, reducing the energy consumption by 50% during of work hours.
VT Camera and Cisco Unified Video Advantage software (has to be purchased separately) for making the phone calls with using PC.
Codec Support: G.711a, G.711, G.729a, G.729b and audio compression codec G.729ab
Power voltage of 48 V DC, supplied with the assistance of option power block CP-PWR-CUBE-3 or power injector CP-PWR-INJ
Introduction
The use of PBX systems in business is hardly a new revelation. Businesses have been using various stages of the technology for years now, and it is far from a well kept secret that there are major advantages to using a PBX system. However, a lot of businesses that do not use something like Panasonic PBX are clueless as to what they are missing out on. While these businesses manually direct calls, those using NEC PBX use that manpower to increase productivity.
SIPxchange
SIPxchange is headquartered in Dallas Fort Worth providing wholesale carrier and business VoIP services. SIPxchange is part of the Worldcall Inc. family of companies supplying network services since 2004. Our facilities-based network carries over 50 milli
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