The new developed system is the perfect device to recive and transmit information in a descreet manner using GSM networks. The GSM neckloop, in fact, has a build-in dual band GSM module with high performance. The advantage compared to Bluetooth devices is the complete run separately from the phone.
Once insert a GSM SIM card and turn on the power, the same will automatically detect incoming calls and automatically responding to the same. The powerful inductive coil will create strong signals to drive earpieces within 60inches apart.
A microphone preamp with 35dB sensitivity built-in, situated on the upper end, ensures even the smallest hearing whispers, even when the necklace GSM is hidden under clothing.
The SOS/ Reset button allows you to trim the audio output signals to avoid earpiece detectors, more and more used in the case of contests and competitions. The GSM Neckloop has a built-in rechargeable 920mAh battery. It supports 6 hours talking time. Full recharge takes 4 hours.
The powerful inductive coil will create strong signals to drive earpieces.