Вопрос: Сравнительная характеристика телефонов
Ответ:
Ответ:
| Brand |
D-Link |
D-Link |
D-Link |
D-Link |
D-Link |
| Model Name |
DPH-150S/RU |
DPH-150SE/RU |
DPH-400S |
DPH-400SE |
DPH-400EDM |
| Product Image |
 |
 |
 |
 |
 |
| Physical Features | |||||
| FXO Port |
No |
No |
No |
No |
|
| WAN Port |
1 | 1 |
1 |
1 |
|
| LAN Port |
No | No |
No |
No |
|
| External Power Adapter |
Yes | Yes |
Yes |
Yes |
|
| Technical Features | |||||
| Call Control | SIP |
SIP |
SIP |
SIP |
|
| CODEC (Major Codecs) | Yes |
Yes |
G.711/G.726 |
G.711/G.726 |
|
| Echo Cancellation | Yes |
Yes |
Yes |
Yes |
|
| Data Networking | |||||
| DHCP Client |
Yes |
Yes |
Yes |
Yes |
|
| Static IP address |
Yes | Yes | Yes | Yes | |
| PPoE Client | Yes |
Yes | Yes | Yes | |
| Remote Configuration and Management | |||||
| Web-interface |
Yes |
Yes |
Yes |
Yes |
|
| Buttons | Yes |
Yes |
Yes |
Yes |
|
| Class-5 Functions | |||||
| Call Hold | Yes |
Yes |
Yes |
Yes |
|
| Call Waiting | Yes | Yes | Yes | Yes |
|
| Call Transfer | Yes | Yes |
Yes |
Yes |
|
| 3Way Conference | Yes |
Yes |
Yes |
Yes |
|
| Automatic Redial | Yes |
Yes |
Yes |
Yes |
|
| Call Pick Up |
Yes | Yes |
Yes |
Yes |
|
| Call Forwarding | Yes |
Yes |
Yes |
Yes |
|
| Other | |||||
| Mute |
Yes |
Yes |
Yes |
Yes |
|
| Voice mail | Yes |
Yes |
Yes |
Yes |
|
| Do not disturb |
Yes |
Yes |
Yes |
Yes |
|
| Speaker | Yes |
Yes |
Yes |
Yes |
|
| Phone book |
200 records |
200 records |
100 records |
100 records |
|
| SIP Account |
4 | 4 |
4 |
4 |
|
| Rings | 4 melody, 4 tone |
4 melody, 4 tone |
10 |
10 |
|
| MP3-Ring |
Yes (30Kb) |
Yes (30Kb) |
No |
No |
|
| Internet-radio | Yes |
Yes |
No |
No |
|
| Programming buttons |
12 |
12 |
4 + module |
4 + module |
24 |
| Screen Size |
13 х 2 (ч/б) |
13 х 2 (ч/б) |
big |
big |
|
| PoE |
No |
Yes |
No |
Yes |
|