This is a complete set -
* Once insert a GSM SIM into the neck loop Tabiz then the device will start automatically , it will automatically pick-up calls from any mobile phone or telephone. * * Two-way covert communication via mobile phone networks* Optimized inductive coil creates strong power for earpiece* Size 85*50*4.5 mm*
The battery backup depends on the variants you choose.
Spy earpiece GSM neckloop Tabiz model
* 1x Standard earpiece
* 1x GSM Tabiz neckloop ( Battery backup depend upon the variant you choose )
* 1x USB charger cable
* 2X earpiece cell (per cell the earpiece will work up to 4 hours)
*** Include a standard earpiece, one battery work 3 to 4 hours.
Depending upon the battery backup and MIC sensitivity level we are having few variants of this model.