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No need mobile phone. GSM Neckloop and earpiece - that're all you need.
Features of GSM Neckloop
· Two way covert communication via mobile phone networks
· Optimized inductive coil creates strong power for earpiece
· Can support Works with Micro Nano earpeice
· Built-in top sensitive 38dB microphone to pick up whisper voice
Working Principles of GSM Neckloop
· The new developed GSM Neckloop has a build-in dual band GSM module that works in both of Four Band mobile phone networks.
· Once insert a GSM SIM card and turn on the power, it will automatically pick-up calls from any mobile phone or telephone. The powerful inductive coil will creat strong signals to drive earpieces within 60cm distance.
· One pc 35db top sensitive microphone ensures your partner hear the whisper voices, even the GSM Neckloop is hidden under the clothes.
· The SOS/ Reset button allows you to cut off audio output signals to avoid earpiece detectors.
· GSM Neckloop has a built-in rechargeable 920mAh battery. It supports 6 hours talking time. Full recharge takes 4 hours.