DTS821 General Features
1. Easy-to-use menu
2. Calling number display
3. Calling name display
4. Received calls list
5. Lost calls list
6. Called numbers list
7. Calling from directory
8. Call forwarding (unconditional, no-answer, on-busy)
9. Message waiting
10. Hot-line
11. Reminder service
12. Do not disturb
13. Hands-free and mute
14. Volume control
15. Ring-melody level control
16. Transfer and flash keys
17. Conference, Disconnect ,Redial keys
18. Call park keys
19. Programmable function keys
20. Headset and microphone jacks
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DTS821 Advanced Features
1. Large graphic LCD
2. Language options
3. Continuously back-lighted dial keypad
4. Flexibility with using the Shift key
5. Easy access to hundreds of users
6. Busy display panel for hundreds of users
7. Led indicators
8. Personal conversation recording with
a single key
9. Tracing transferred calls and acting (like
recollecting)
10. Numerous composable ring melodies
11. Automatic firmware update
DTS821 Recommended Enviromental Conditions
1. Temperature range: 0-40 °C
2. Humidity range: %0-85 (non-condensing)
DTS821 Choosing the Right Location
Ensure that the location, where your DTS821 Digital Telephone Set resides, does not
contain:
1. High voltage lines, smoke, dust, gas or radiation (such as a generator, photocopier
etc.)
2. Radio equipment that generates or emits high level signals
3. Sever, pipes, or valves that could leak or cause condensation
4. Vibration causing the set
5. Exposure heat sources or direct sunlight
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