Web site: http://www.keyii.net 
 Brand: national prestige WS824-Q416 telephone switches 
 Basic configuration: 4 line 16 extension can not be extended 
 Weight: 2KG 
 Size: 315MM (length) * 250MM (width) * 75MM (high) 
 Features: 
 ◆ (optional) can be accessed by a show dedicated phone in English, dedicated phone and Mandarin machines are programmable. Through a dedicated phone can monitor all outside and inside. 

 ◆ Built-in, outside caller ID function calls inside the display formats use DTMF standard, outside caller ID FSK, DTMF in both formats, extension installation that may Caller ID Caller ID phone, caller ID can be repeated The adapter is not lost. Can achieve at the same time five extension Caller ID to facilitate multiple inquiries. 

 Limitations: ◆ multi-level service level service level there are multiple levels, long-distance rating, local call rating, the rating of agricultural words, insider rating and opening number grade, played the flexibility to control the extension so that calls to a minimum. Here the level of service to including the extension service level, portable password service level. 

 ◆ outside busy tone detection: computer operator status, the outside into the extension ring, if into the hook, ringing extensions will stop ringing. And the system will automatically cut off the outside for other extensions to use, and make full use of outside resources. 

 ◆ automatic routing capabilities: can be set to both domestic and international type account the IP. All the extensions to fight domestic and international long distance as usual dial the extension to dial the number, the system automatically determine whether IP telephony opened areas to automatically switch to the IP telephone network and the extension connected to long-distance, the user no sense. This will not only IP telephony is very easy to use, and multi-user, you can save a lot of long-distance charges. 

 ◆ call queuing feature, for the balanced distribution of intensive phone calls were answered in a multi-part machine, shorten call waiting time, so that every part of the machine can get the average, reasonable telephone answering opportunities, particularly applicable to the 800 hotline telephone, multi-service personnel orders department. 

 ◆ Built-in two self-recorded computer operator, user-friendly mode. The first paragraph: Hello, please dial extension number, check number, please dial 0; the second paragraph: the extension is busy, please dial other extension number; dialing a wrong number or no access A case automatically play the first paragraph. 

 ◆ 2-4 elasticity encoding, extension prefix 1/2/8 at the beginning. 
 http://www.keyii.net