NEC Aspila Ex PBX 
 Caller ID detection and transmission (built); Caller ID displays the incoming phone number and / or name, so they can answer the phone before the caller to know the identity, and you can browse up to 16 missed calls information. Caller ID support common machine (built in) the most economical route / automatic route selection, if you have more than one telephone operator service providers, Aspila Tspila according to the wishes of your service provider from the phone operator at the calls automatically select the cheapest level. Voice Response System (VRS) / voice mail; voice response system (VRS) allows you to record up to 48 pieces of information, including automated attendant information and general information. Handle incoming calls quickly and accurately. This information is personalized, calls can use their own language processing. The absence of external calls to the user when the extension message, the system can automatically incoming calls to subscribers in this pager, or user-specified external phone. Telephone conference call to support all directions, both inside and outside lines can be any combination. External call forwarding, if you are not the seat, calls can be re-routed to your cell phone, the call transfer feature can be a dedicated telephone line to achieve through a simple set by the host without the need for programming to complete.