• +880 1718 72 41 42
  • +88 02 44 61 28 08
  • info@wavesinebd.com

MS48C PBX System

MS48C telephone system is the ideal business solution for growing companies which are interested in automation & flexibility in the office environment.



  • MS48C = Total 48 Analog ports + 1 doorphone channel + 36 IP Ports (Optional)
  • 4 / 24 Analog lines
  • 12 / 64 Analog extensions


  • Main processor: AM188ES Processor
  • EPROM (1 Mbit)
  • EEPROM (4 Kbyte)
  • 512 Kbit Static RAM with NiMh Battery
  • AC494 DSP


  • CMOS switching circuit with space division multiplexing
  • Ethernet switching
  • Tones: Standard


  • 230 VAC – 50 Hz.


  • 39 cm x 48 cm x 13 cm


Extension Features

  • Hot line
  • Intrusion
  • Music on hold
  • Call transfer
  • Call forwarding (external line/extension)
  • Line-to-Line connection
  • External line authorization restriction
  • Auto-answer external line calls
  • Direct Transfer of Lines to Specified Extensions in Case of Power Failure
  • Flexible night service
  • Facsimile forwarding
  • Delayed emergency line
  • External music source input
  • Reminder Service
  • Extension / Line Groups
  • Door opening
  • Conference
  • Case ring
  • Busy Extension Signalling
  • Common and private pool
  • Automatic calling
  • Automatic line check
  • Programmable external line call duration
  • Do not disturb
  • Selective line acces
  • Serial transfer
  • Call back
  • Redial
  • Telephone lock
  • Remote programming
  • SIP extension and line support
  • High audio quality in IP calls
  • Video call support
  • G.711, G.729 A/B, G.723.1, G.726/G.727 codec support
  • T.38 fax-over-IP support
  • RFC 2833, SIP INFO and in-band DTMF detection, generation
  • Dynamic jitter buffer
  • Packet loss compensation
  • Automatic gain adjustment
  • Silence detection
  • Echo canceller


  • Least cost routing (LCR) feature
  • Accessing the extensions and leaving messages without interrupting the operator using the auto-attendant and voicemail features (optional)
  • More productive and cost-efficient communication by monitoring the rate and time information on phone traffic with the computer monitor thanks to the Net-CM reporting software (optional)
  • Usage of many PBX features rapidly and effectively by monitoring the key-in operations performed by the user on the phone from the computer monitor thanks to the Net-Console (CTI) software (optional)
  • Communication with the door from any extension phone in the office and opening the door by entering a key in the phone with the doorphone unit (optional)
  • Using numerous features of the PBX with the feature phone set (optional)
  • Firewall
  • Call security (sRTP/TLS / IP encryption)
  • Mobile extension
  • QoS

Summary :

MS48C provides large scale communications systems facilities to the small businesses and homes with its capacity of 48 Analog Ports, 36 IP Ports, over 100 programmable usage features and remote programming feature for servicing and maintenance services.

  • Basic capacity is 4 Analog Lines, 12 Analog Extensions, 4 IP Lines and 8 IP Extensions. The system may be expanded to 4-12 Analog Lines, 12-40 Analog Extensions, 12 IP Lines and 24 IP Extensions.
  • Over 100 programmable user features
  • Modular expansion and adding features
  • Remote programming for service and maintenance operations
  • Display of number or name of the caller on caller ID (CID) phones(Optional)
  • Sending and receiving text messages (SMS) from landlines to all compatible phones(Optional)
  • Ability to use the features of the work phone as an extension to the PBX from anywhere with an internet connection at any time
  • Provides video call support.
  • Multimedia communication
  • Provides economy and efficiency in communication.
  • Mobility by IP Phones, Softphones, Wi-Fi Phones, IP DECT Phones or VoIP supported Smartphones. System provides mobility in business life with its support for communication regardless of the location. They also facilitate the access to the mobile employees of the organization.
  • Presence, instant messaging support
  • System security is provided with a Firewall.
  • Call security (sRTP/TLS IP encryption) ensures secure audio communication
  • Provides high audio quality in IP calls. Ensures continuity of the audio quality by monitoring the performance on the network and taking necessary precautions with its QoS support.
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