Web site: http://www.keyii.net 

 Capacity: 8 outside 48 extensions, expandable to 120 lines 
 Specifications: TL-9000Exi cabinet (W × D × H: 480 × 250 × 330 port: 120 port) 
 Main functions: 
 Caller ID: follow me inside, outside calls through the adapter, can be displayed to the extension 
 Managers and Secretaries Tel: keying function of the phone plus the manager Secretary Dedicated function truly Managers and Secretaries phone features 
 Billing: anti polar billing and delay billing 
 (4) billing print output (SMDR port) 
 (5), then single-output mode: Switch with six kinds, single-output mode 
 6. Support voice mail system (with non-supervised work) 
 7 Abbreviated Dialing: System 10 Abbreviated Dialing extension 10 each abbreviated dialing, one per head of 26 
 IP Board to function: trunk can be configured for IP Bureau, auto extra IP code 
 9 end Hop Board to function: can be different outside line access (such as the City display with other calls follow me inside, outside calls through the adapter, you can show to the extension 
 10 automatic economic routing function (value-added features of telephone charges) 
 11 lit message light 
 12. Keying function phone (digital phone), the TL-9000 Series switches can use the 24 key keying function phone (digital phone) 
 13. Keying function phone (digital phone) to achieve a group of broadcast calling function; phone system can be monitored on the button, a button to call other functions 
 14 keying function speed phone caller ID to display the Caller ID when the phone rang 
 15 Redial: Press "Redial" key or "#" key to redial the last outside number 
 16 telephone billing: query, statistics, find phone records a variety of billing, then a single record 
 17 inquiries: call accounting software support call records, queries, and Statistics 
 18 Management of telephone charges: flexible control of information desk and other special telephone control of all charges 
 19 15 party telephone conference call (need to add a telephone conference module) 
 20 monitor (one-way), Override, demolitions, and scheduling functions 
 21 work fixed time, either manually or automatically change the extension level, duty extension function to identify weekend. 
 22 Extension Level: system with 10 ext grade, each level can be set to 1000 open 16 yards and lock numbers 
 23 TL-9000 system with a total of 5000 groups of 1 to 16 system lock number and grade lock 
 24 Tel temporary functions: (50 registers) with a phone call into the registers (dynamic reserves and to pick up) and then move back to an advanced, office, and the use of the telephone broadcast function telephone using the system 
 25 alarm clock function: can realize 150 phone at the same time wake 
 26 the extension locks 
 http://www.keyii.net