Ip-телефон, телефона VOIP EP-636, 2 канала voip телефон, SIP2.0 четыре выступления вызова поддержки двух одновременных вызовов

Ip-телефон, телефона VOIP EP-636, 2 канала voip телефон, SIP2.0 четыре выступления вызова поддержки двух одновременных вызовов



РАСПРОДАЖА

Сохранить : US$15.58

Изначальная цена : US $81.99
Descuento : 19%
Store name : TopYop Store
product score : 0.0
Последняя цена : US $66.41
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IP Phone,VOIP phone EP-636,2 channels voip phone,SIP2.0 Four call appearances support two simultaneous calls Description: The EP-636 is a quality phone with lots of features for both business and residential users. Its slim and upright design makes it an ideal desktop phone. The phone is based on ITU-H.323 V4 and IETF SIP V2 open standards. The two protocols approach makes the phone to be compatible to most VoIP systems in deployment today. The Phone is designed for the ease of installation and setup. The PoE option simplify the installation in a PoE LAN environment. In addition, the second Ethernet Port allows the existing PC to be connected to the phone directly without addition an additional Ethernet Hub or Switch. Various configuration modes allow the user / system administrator to configure the phone automatically or quickly. Basic Function Call forward Call transfer Call hold Call hold Redial Display caller ID Display call duration Display date and time Access voice mail Send DTMF tones Message waiting indication (MWI) 100 phone book entries 30 most recent call records for dialed, incoming, and missed calls Adjustment of LCD contrast (4 levels) Adjustment of handset volume (6 levels) Adjustment of speaker phone volume (6 levels) Key Features: Open Standard VoIP Protocols (ITU H.323 V4 and IETF SIP V2) All standard PBX functions One call appearances support two simultaneous calls Two 10/100 Ethernet circuits connect to the LAN and an additional device 3-Line LCD (Icons, Alphabets/Numbers, Numbers) Buttons and keys for all commonly used functions Message waiting indicator Speech quality ensured by QoS at the Ethernet and IP layers and comprehensive jitter buffer Full duplex speaker phone VLAN and QoS support NAT Transversal and router functions Power over Ethernet (PoE) or AC/DC adapter Menu, HTTP Web, Auto Provision support for configuration and updates Highly stable embedded Linux operating system in high performance ARM 9 Processor Enhanced Features Dynamic selection of codec Advanced jitter buffer Automatic traversal of NAT and firewall VLAN / Qos Router Echo cancellation for Speakerphone Comfort noise generation (CNG) Voice activity detection (VAD) Auto provisioning (requires auto provisioning server) On line firmware upgrade Multi-language support: English and Chinese Competitive Advantage: Remote SIM operation for SIM Card management SMPP support for 3rd party development of SMS Applications. Free server utilities for remote access and SMS management. Telnet mode for sending AT commands to GSM module. Compact and light weight design Direct customer support