GSM & POTS telephone Hybrid

Product Overview

Boxtel MKII is a professional studio telephone hybrid designed to meet the most demanding Radio and TV broadcasting requirements.Boxtel MKII is one of the most useful outdoor telephone connection tools ever thanks to his small size, easy installation and operation, and the voltage supply directly provided by the telephone line.Boxtel MKII can be easily connected with the most popular mixing consoles, and it is suited both for open-air and studio applications, due to additional remote control feature and balanced connections with automatic line compensation.Boxtel MKII comes in a rugged inox steel case in order to be the perfect companion for any live or studio broadcaster.Features like meters, internal PSU, country setting, great S/N ratio and filters make of Boxtel MKII the coolest telephone hybrid for his market segment.


Digital Telephone Interface Boxtel MKII AxelTech
Digital Telephone Interface Boxtel MKII AxelTech



  • Pro & Cost effective
  • POTS/PSTN and GSM (version)
  • Clear audio and natural sound
  • Compact & heavy-duty
  • Aluminiun box
  • 19” 1u rack adapter (as an option)
  • Remote control from any mixing console
  • Automatic line compensation
  • Software remote control with USB port
  • Send/Receive audio level adjustment
  • Auto-answer/disconnect
  • Balanced audio input & output on XLR
  • Remote control interface
  • Built in Buzzer for incoming calls
  • Internas PSU 90-260 Vac 50/60Hz on VDE connector

Input & Output

  • Balance analog input on XLR
  • Input gain section with led meter visualization
  • Balance analog output on XLR
  • Ouput gain section with led meter visualization
  • RJ11 connector for POTS line connection
  • RJ11 connector for Tel Set connection
  • DB9 – 2 GPI and 2 GPO

Software interface functions

  • Internal DTMF Dialer
  • Hook ON/OFF control
  • Hold Function
  • Telephone Set enable/disable
  • RX Gain PAD 0/+6/+12
  • Ring - Mute/ON
  • Impence Settings - Europe/USA/Africa/Chine
  • GPIO - Enable/Disable
  • Auto Hook - Enable/Disable
  • External command

Special Features

Boxtel MKII is a telephone hybrid specially designed to be connected with mixing consoles and to control phone lines.Boxtel MKII can manage a telephone line POTS/PSTN, while BoxTel GSM can manage a GSM telephone line to ensure telephone connection where hardwire-phone line is not available.BoxTel MKII and BoxTel GSM have an internal microcontroller that allow to configure via software the working mode.Internal microcontroller has many other functions such as: telephone impedance according to the region, Send/Receive audio levels visualization (on a front led), line detection (telephone line detection), adjustable buzzer level, AutoHookThanks to backlight Hook/Ring button, on front panel, it is possible to hang up after a given number of phone rings.

Digital Telephone Interface Boxtel MKII AxelTech
Digital Telephone Interface Boxtel MKII AxelTech


Digital Telephone Interface Boxtel MKII AxelTech

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