PHONES FOR THE PX24U/PX24M :
Telesis DTS821 Executive Digital Telephone Set
DTS821 is an executive digital telephone set for PX24U/PX24M Hybrid IP PBX
Business Phone Systems for the comfort of the user. DTS821 has easy-to-use access
menu keys and numerous dedicated keys for various telephony tasks and personnel
settings. It has a large back-lighted graphic LCD.
DTS821 is connected and powered by a single pair of wires. The set handles multiple
calls simultaneously, such as receiving a new call while keeping another on hold.
DTS821
A few of easy-to-use functions with the DTS821 are:
in idle state:
• access to missed calls list
• access to dialed numbers list
• access to incoming calls list . access to directory
• playing, deleting voice messages and recorded conversations
• setting volume
• setting ringer volume
• selecting ringer melody
• programming function keys
• programming quick access keys
• setting call forward unconditional
• setting call forward busy
• setting call forward no-reply
• setting hot-line
• activating call waiting
• activating do not disturb
• activating wake-up (reminder) service
• observing firmware version
• in other states: .
• deflecting calls
• activating call back
• holding calls on
• retrieving calls
• transferring calls
• tracing transferred calls (up to 4 calls)
• activating conference
• recording the conversation bi-directionally (both calling and called party voices)
Intelligent algorithms within the operating system of the PX24U/PX24M systems
make the firmware upgrade of DTS821 digital sets automatic whenever new features
are added in time. Furthermore, since all the user parameters are stored in the system,
replacing and / or upgrading a DTS821 digital set does not require any re-
programming.
Telesis ITS821 Executive IP Telephone Set
ITS821 is the IP version of the DTS821 digital set. It is specially designed for Telesis
IP PBX systems. The applied VoIP protocol is Telesis xSIP (eXtended SIP) protocol,
which allows value added services of the DTS set to be functional over IP.
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