Amplifier: 3 WattConsumption Current: Depends on volumeBattery Type:&nbs..
Perfect 2 way covert communication tool via mobile phone network. Auto answer function. Reliable sou..
Neckloop Features:Built-in Amplifier - 4 Watt (powerful sound)Bluetooth 4.0, support music trasmitBu..
Magnetic wireless invisible earpiece, tolerable electric noise, cheap price. Compatible with all ind..
Size: 85 x 50 x 4.5mm, Like a Master /Visa Card, Name card, ID card etc. &nb..
Size: 86(L)* 54(W)* 6.5(D)mm2-in-1 induction card box for wireless earpeice, max. range is: 80cmGSM ..
sound performance, no electric noise, low battery consumption, skin
color is good to conce..
Nonmagnetic wireless invisible earpiece, fewer electric noise, cheap price. Compatible with all indu..
Tiny size magnet stone is used to be an earpiece, with best
invisibility effect. It's harmless, on..
Frequency Range: 2400~2480MHzTransmit Range: to earpiece<30cm / to cellphone<10 meterBluetooth..
Transmit and receive voice by magnetic/ analogue. With 3.5mm audio jack and microphone, support 2 wa..
Small magnet earpiece, excellent concealment. It is a 2 ways system, you can speak and hear. with 3...
Mini GSM earpiece box, without neckloop. Easily to hide into clothes/ hat / collar. Auto answer func..
Sony 1.55V button cell battery, 337 SR416SWPower: 8mAh
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