Feature of neckloop coil: *100% new and high quality. *Compact design and slim size. Hidden indicators. *Anti detector function. Turn off power to avoid detector and keep conversation active. *Soft TEP cable loop great for long time operation. *Extreme 3 watt output power, volume is adjustable. *Effective inductive cable loop. *Applicable to all kinds of wireless invisible earpieces. *Build-in high sensitive 38dB gain microphone. *Optimised designed power switch. *Turn off power to avoid earpiece detector, and phone conversation is still online. *Simply press the round answer button to receive phone calls. *Hidden power and recharge indicator is in right side panel. *4 hours hearing time and much longer time for talking. *High capacity 230mah rechargeable lithium battery. *Each pack includes recharge cable and USB charger. *Completely invisible in ear canal *Cheap price. Great for build low-cost covert communication system. *Mini size and optimum anatomic design *Build-in powerful audio amplifier. *Output loud sounds.
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