FOR COVERT COMMUNICATION
  • Quad-Band GSM Loop now is powered by new 4 Watt audio amplifier and now offers more powerful output audio signals.
  • GSM Module allows you to use neck loop device independently without mobile phone. Just insert the SIM Card in device.
  • The smallest high quality hidden Spy Earpiece. It's tiny size Dia7xH11mm makes it completely invisible in the ear canal. Works with all of the inductive transmitters.
  • It has new advanced battery holder, no worry about broken battery holder any more.
  • The smallest hidden Spy Earpiece is with an optimum anatomic design. It allows inexperience users easily wear it.
Operation Guidance

1) Wear earpiece into ear canal. 
2) Remove the PIN code of SIM card. The SIM card must be without PIN code. Inset the SIM card in GSM Module and Power On the device.
3) Wear neckloop on neck and make a phone call to phone number of SIM card. Device automatically will accept incoming call and earpiece will receive signals and make loud sounds. 

bluetooth neckloop
Low power alarm 
GSM neckloop will alarms before battery power is running low and turn off automatically. 
Alarm notice including sounds and light. You will be able to hear "dong..dong..dong" sounds in earpiece, and red LED light flash two times.
Features of super smallest earpiece


smallest hidden earpieceSmallest Hidden Spy Earpiece
The smallest high quality hidden earpiece with a new design.
It's tiny size Dia7xH11mm makes it completely invisible in the ear canal.
Works with all of the inductive transmitters.


new battery holderNew Battery Holder
It has new advanced battery holder, no worry about broken battery holder any more.
Firstly take off earpiece cap, then load earpiece in correct direction.
Make sure cathode side face to the PCB. Then reinstall the earpiece cap.


clear sound qualityClear Sound Quality
You can enjoy advantages of stable micro speaker.
Clear audio voice output and hidden skin color.
They are build-in mini receiver and also have high quality inductive coil.


use super mini earpieceEarpieces should be worn deeply in the ear canal
Please refer to sketch on left side.
Please clean ear canal before inserting the earpiece.
If ear canal is wet or waxy it will be hard to take earpiece out.
Pick out earpiece from ear canal with the handle.

Key features of new amplified GSM neckloop


3watt powerUpgraded design and enhanced inductive power 
Build-in 4 Watt F class audio amplifier.
Drives all kinds of wireless earpieces.
Volume is adjustable from volume buttons in left side panel.


slim and softCompact design with slim size
Quad-Band GSM Module is compatible with all mobile networks. 
Build-in GSM Module for independent use.
Hidden light indicator near volume control.


batteryMore hour hearing time according to real tests
Get longer battery life in phone conversation.
High capacity and rechargeable 720mah lithium battery.
USB cable to recharge the device.


2 colors2 colors are available, including pure black and beige skin
All parts are in the same color.
Pack in white color box with blister.
1 year warranty since ship date.

Quick Start Earpiece:

Step 1> Load battery into earpiece 
Open plastic box and under the sponge will find the battery. 
Firstly take off earpiece cap, then load earpiece in correct direction. Make sure cathode side face to the PCB. Then reinstall the earpiece cap. 
Note: After loaded battery, earpiece starts work and Do not load battery in wrong direction. 
If load battery wrongly in earpiece, the battery case will broken or battery stuck inside earpiece. 

Step 2> Wear Earpiece 
1> Clean ear canal by cotton swab. 
2> Load earpiece into ear canal horizontally for maximize signal reception. Handle is better in down position for easy take out. 
3> Put earpiece into canal deeply until its invisible. 
Please take out earpiece and unload battery if stop use it.
Quick Start GSM Neckloop:

Step 1> Remove PIN code of SIM card. Inset SIM card in mobile phone and remove the PIN code. The SIM Card must be without PIN Code. 

Step 2> Insert SIM card in GSM Module and Power On the device. 

Step 3> Wear the neckloop. Hang the neckloop around the neck. Can also put neckloop in coat pocket or put on legs when you are site down to drive sensitive earpiece, sexecute magnet earpiece. At magnet earpiece, the loop must be at your neck.
wear bluetooth loop
Step 4> Test and use neckloop 
Once connected to mobile network, device automatically will accept any incoming call. The volume can be adjusted via the volume control on the neckloop. The GSM neckloop has a number of buttons all providing different functions
bluetooth loop control
Package Content:

  • 100% Brand New Spy Earpiece Kit
  • 1x Earpiece Set - One Spy Earpiece, One Battery SR416SW
  • 1x 4 Watt GSM Amplifier Loopset
  • 1x USB Cable For Charging