NEC Aspila EX是一款高端集团电话系统，为企业提供高效、灵活的通信解决方案。它支持多种功能和扩展选项，满足不同企业的通讯需求。
缩位拨号（Abbreviated Dialing）…………………帐目码（Account Code）………………………………闹钟（Alarm）…………………………………………文字显示（Alphanumeric Display）………………模拟通信接口（ACI） (Analogue Communications Interface) ………话务台电话排队（Attendant Call Queuing）……………………自动呼叫分配（Automatic Call Distribution，简称 ACD）……………自动路由选择(F-Route) （Automatic Route Selection (F-Route) ）……背景音乐（Background Music）……………………强插(Barge In)……………………占线状态显示(Busy Status Display) …………呼叫转移(Call Forwarding)……………………固定目标呼叫转移(Call Forwarding, Fixed)…………外部电话呼叫转移(Call Forwarding, Off-Premise)...缩位拨号呼叫转移 (Call Forwarding to Abbreviated Dial)...跟随转移（Call Forwarding with Follow Me）...临时解除勿扰/转接功能（Call Forwarding/Do Not Disturb Override）…改址服务（Call Redirect）……………………计费时间(Call Timer)………………等待与预占线(Call Waiting / Camp On) ………回叫 (Callback)…………来电显示(Caller-ID)…………来电显示发送(Caller-ID - Sending)...中继线应答(Answering Central Office Calls, Answering)...中继线呼出(Putting Outgoing Calls from the Central Office)...服务等级(Class of Service)……………………电话会议（Conference）……语音呼叫会议/保密解除（Conference, Voice Call/Privacy Release）…继续拨号 (Continued Dialing)…………计费中心码(Cost Centre Code)…………数据通信(Data Communication) …部门组呼叫(Department Calling)……部门组 - 呼叫前转(Department Group – Call Forward)...分步呼叫（Department Step Calling）……拨号预览(Dial Number Preview)……拨号盘证实音 (Dial Pad Confirmation Tone)...拨号音检测 (Dial Tone Detection)...数字普通电话机( Digital Single Line Telephone (DSLT))...直接入线（Direct Inward Dialing, DID or Direct Dial In, DDI）…直入外线(Direct Inward Line, DIL)………………直接呼入系统 (Direct Inward System Access, DISA)……直选台（Console with Direct Station Selection，简称DSS Console）...直接呼叫代答(Directed Call Pickup)...区分振铃、信号音和指示灯(Distinctive Ringing, Tone and Flash Patterns)...勿扰(Do Not Disturb)…………门电话 (Door Box)……………………专用电话机(DSTU – DXE System phone)...双线显示（Dual Line Appearance）……传真机兼容性(Fax Machine Compatibility)……闪断（Flash）…灵活的系统号码(Flexible System Numbering) …强制中继线切断(Forced Trunk Disconnect)...分组代答(Group Call Pickup)…………分组监听 (Group Listen)...免提扬声和监听（Handsfree and Monitor）...不摘机回话/内线振铃呼叫(Handsfree Answerback/Forced Intercom Ringing)...头戴耳机操作（Headset Operation）……保持功能(On Hold) …饭店功能（Hotel / Motel）…………热线 (Hotline)……………………InDepth…内线（Intercom）……放弃呼叫显示（Abandoned Call Display for Intercom）...ISDN 兼容性(ISDN Compatibility)...标签(Lablemaker)……重拨（Last Number Redial）……最经济路由(Least Cost Routing, LCR)…………呼入/呼出线路优先(Line Preference) …反极 - COIU 中继线 (Line Reversal – COIU Trunk)…长时间通话切断(Long Conversation Cutoff)...外线循环键（Loop keys）……会议回应(Meet Me Conference)……群呼回应(Meet Me Paging)...群呼转移回应(Meet Me Paging Transfer)...备忘拨号(Memo Dial)…………信息等待(Message Waiting) …关断麦克风 (Microphone Cutoff)…虚拟分机/呼叫覆盖（Multiple Directory Numbers / Call Coverage）...保持音乐（Music on Hold）……姓名存储(Name Storing)……夜服(Night Service)……………………摘机信号音(Off Hook Signaling)...单触键拨号(One-Touch Calling)...群呼，外部(Paging, External)... 群呼，内部 (Paging, Internal)...驻留保持（Park）…PBX 兼容性(PBX Compatibility) …首要中继线选择(Prime Line Selection)...专用线路（Private Line）……可编程功能键(Programmable Function Keys)...脉冲至音频转换（Pulse to Tone Conversion）...多次重拨 (Repeat Redial)...转移原由显示 (Reason of Transfer Display)...反向语音插入（Reverse Voice Over）…振铃组(Ring Groups)…………直达分机，内部/外部 (Ringdown Extension
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