GSM TELEPHONE INTERFACE
This versatile unit provides dualband
(900/1800) access
to the GSM network for use in a wide range of
broadcast or other situations.
- Use any ordinary 2 wire handset to make and receive calls.
- Make and receive calls directly from a talkback system or
panel
- Front panel illuminated buttons to select 4 wire mode and
auto-answer mode.
(These controls can also be remoted via GPIs.)
- Leds show network registration status, sim card status and
signal strength.
- 1U 19 inch rack mount case.
- 90 to 265V AC power supply.
- Nominal 0dB transformer isolated audio in/out.
- GPI & Loop control in/out.
- SIM card fitted inside the case for added security.
- Can be customised for special requirements.