SPY BLUETOOTH NECK LOOP IN PAKISTAN IN ISLAMABAD

Product Details:
The main purpose of the bluetooth spy earpiece set is to provide invisible communication over mobile phone.Ideal for: making speech at a meeting or negotiations, playing gambling, taking tests, Security protection, Media & training appearances, Surveillance and detective.
Easy for use:
1. Put button cell into earpiece, and enter ear.
2. Around headset loop to neck, start Bluetooth headset.
3. Use any phone with Bluetooth function to pair with the headset.
4. Okay now. Call your phone, speak with mic of loop.
5. Control volume button of cell phone and Bluetooth headset both.
Earpiece Specification:
Frequency Range: 200Hz~5400Hz
Distortion Rate: 5KHz
Saturated Output(OSPL 90dB): 110dB
Ralative Sensitivity Limit: -90dB
Static Current: 0.80mA
Battery Life (SR416SW battery): 2.5~5hrs
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