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【预售】Enterprise Networks and Telephony: From Technology
【预售】Asterisk: The Definitive Guide: Open Source Telephony for the Enterprise
【预售】Freepbx 2.5 Powerful Telephony Solutions
【预售】A Village Goes Mobile: Telephony, Me...
【预售】Cisco Avvid and IP Telephony: Design
预订 Telephony, the Internet, and the Media
【预售】Building Enterprise Ready Telephony Systems with
[预订]The Thermionic Valve and Its Developments in Radiotelegraphy and Telephony 9781015773448
[预订]Telegraph And Telephone Age: Telegraphy-Telephony-Radio, (Jan. - Dec., 1917) 9781013585845
【预售】Digital Telephony Third Edition
【预售】Wi-Fi Telephony: Challenges and Solutions for Voice
【预售】Computer Telephony Encyclopedia
【预售】Wireless Telephony, in Theory and Practice
【预订】Ip Telephony - Deploying Voip Protocols and Ims Infrastructure 2E
【预售】Mobile Video Telephony: For 3g Wirel...
[预订]Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 9781019006122
【预售】Pbx Systems for IP Telephony, Migrating Enterprise
【预售】VoIP Hacks: Tips & Tools for Internet Telephony
【预订】Ims Multimedia Telephony Over Cellular Systems - Voip Evolution in a Converged Telecommunication World
【预售】Wireless Telegraphy and Telephony: An
【预订】Computer Telephony Integration, Second Edition
【预订】Networks: Internet . Telephony . Mul...
【预售】Digital Telephony and Network Integrat
【预售】IP Telephony Interconnection Reference: Challenges
[预订]Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 9781019011119
【预售 按需印刷】FreePBX 2.5 Powerful Telephony Solutions
【预售 按需印刷】Building Telephony Systems with Opensips 1.6
【预售 按需印刷】IP Telephony Over IUG Network
【预售 按需印刷】Building Enterprise Ready Telephony Systems with sipXecs 4.0
预订 按需印刷 Telephony the Internet and the Media
预售 按需印刷PSTN-IP Telephony Gateway for Ensuring QoS in Heterogeneous Networks
【预售 按需印刷】Wireless Telephony
【预售 按需印刷】Wireless Telegraphy And Telephony (1906)
【预售 按需印刷】Wireless Telegraphy And Wireless Telephony
【预售 按需印刷】Building Telephony Systems with OpenSIPS - Second Edition
【预售 按需印刷】Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephony etc. etc.
海外直订Wireless Telephony, in Theory and Practice 无线电话理论与实践
海外直订Management of Speech and Video Telephony Quality in Heterogeneous Wireless Netwo 异构无线中语音和视频电
海外直订Design and Cryptanalysis of Zuc: A Stream Cipher in Mobile Telephony 移动电话流密码Zuc的设计与密码分析
海外直订Asterisk: The Definitive Guide: Open Source Telephony for the Enterprise 星号：面向企业的开源电话
现货 Ims Multimedia Telephony Over Cellular Systems 【中商原版】
海外直订Wireless Telegraphy and Telephony: An Outline for Electrical Engineers and Other 无线电报和电话技术：电气工
海外直订Enterprise Networks and Telephony: From Technology to Business Strategy 企业和电话：从技术到商业战略
海外直订Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 利用导线引导的电波的多路电话
海外直订Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephon 电话电报百科全书第一卷电话
海外直订Converged Communications: Evolution from Telephony to 5g Mobile Internet 融合通信:从电话到5g移动互联网的演
海外直订Computer Telephony Encyclopedia 电脑电话百科全书
海外直订Pbx Systems for IP Telephony, Migrating Enterprise Communications 用于IP电话、迁移企业通信的Pbx系统
海外直订Digital Telephony and Network Integration 数字电话和集成
海外直订Voip Hacks: Tips & Tools for Internet Telephony Voip黑客：互联网电话的技巧和工具
海外直订Asterisk Cookbook: Solutions to Everyday Telephony Problems 星号食谱：解决日常电话问题
海外直订The Principles of Electric Wave Telegraphy and Telephony 电波电报和电话原理“，
海外直订IP Telephony Interconnection Reference: Challenges, Models, and Engineering IP电话互连参考:挑战、模型和工程
海外直订Wi-Fi Telephony: Challenges and Solutions for Voice Over Wlans Wi-Fi电话：无线语音的挑战与解决方案
海外直订Networks: Internet - Telephony - Multimedia ：互联网-电话-多媒体
海外直订Telephony, the Internet, and the Media: Selected Papers From the 1997 Telecommun 电话、互联网和媒体:1997年
【正版书】深入理解Android Telephony原理剖析与 佳实践 杨青平
海外直订Digital Telephony 数字电话
全新正版Android Telephony原理解析与开发指南杨青平9787115489159人民邮电出版社2018-09-01
【全新正版】 ndroid Telephony原理解析与开发指南 计算机/网络/程序设计（新） 9787115489159
IP PBX with 2 FXO All-in-One telephony system supports inter
NAU8812YG『IC CODEC VOICE TELEPHONY 32QFN』 现货
NAU8812RG『IC CODEC VOICE TELEPHONY 28SSOP』 现货
【 全新原装现货 】 CS42L73-CWZR IC CODEC AUDIO TELEPHONY 64
【 全新原装现货 】 CS42L73-CRZ IC CODEC AUD TELEPHONY 64WLC
【 全新原装现货 】 CS42L73-CRZR IC CODEC AUDIO/TELEPHONY 65
Smartwatch sport wristband Bluetooth telephony step heart
正版现货:Android Telephony原理解析与开发指南
【直发】 Android Telephony原理解析与开发指南 杨青平 著 人民邮电出版社 9787115489159
Android Telephony原理解析与开发指南 人民邮电出版社 杨青平 著 程序设计（新）
正版书籍Android Telephony原理解析与开发指南杨青平人民邮电出版社
Android Telephony原理解析与开发指南 搭建Android源代码编译调试环境 通话流程 Android系统工程师Android安卓定制开发书
现货正版9787111406761 深入理解Android：Telephony原理剖析与最佳实践 杨青平 机械工业出版社
Android Telephony原理解析与开发指南：杨青平 著 大中专理科计算机 大中专 人民邮电出版社 图书
正版现货9787111406761 深入理解Android：Telephony原理剖析与最佳实践 杨青平 机械工业出版社
【正版】深入理解Android Telephony原理剖析与 佳实践 杨青平
【 全新原装现货 】 NAU8812YG IC CODEC VOICE TELEPHONY 32QFN
CS42L73-CRZ [IC CODEC AUD TELEPHONY 64WLCSP]
CS42L73-CRZ IC CODEC AUD TELEPHONY 64WLCSP
NAU8812YG IC CODEC VOICE TELEPHONY 32QFN
CS42L73-CRZR IC CODEC AUDIO/TELEPHONY 65FBGA
UTA UNIVERSAL TELEPHONY ADAPTER VQT240 301-670-4784 实拍
CS42L73-CRZR【IC CODEC AUDIO/TELEPHONY 65FBGA】
CS42L73-CWZR【IC CODEC AUDIO TELEPHONY 64WLCSP】
CS42L73-CRZ【IC CODEC AUD TELEPHONY 64WLCSP】
NAU8812YG【IC CODEC VOICE TELEPHONY 32QFN】
NAU8812YG接口芯片《IC CODEC VOICE TELEPHONY 32QFN》
【4周达】Cisco AVVID and IP Telephony Design and Implementation [9781928994831]
【4周达】Secure Serial Port Communications and Telephony Dialing Systems [9786202055871]
【4周达】Mobile Telephony Dangerous for both Adult and Children [9783659205422]
【4周达】Management of Speech and Video Telephony Quality in Heterogeneous Wireless Networks [9783319378756]
预订 Building Enterprise Ready Telephony Systems with sipXecs 4.0 [9781847196804]
