Search results for '20'

mini wireless 305 earpiece with louder sound Description: Mini wireless earpiece is a micro-mini wireless inductive receiver which transforms audio signal through electromagnetic induction. These products make the covert communication possible when it is inconvenient to expose earpieces. earpiece is widely used in many departments .Using this device;You can hear the voice from the person other side,and the person of the other side can also hear your vioce. How to use: Wear the skin color loop on your neck or under your close if necessary. Connect the port with your cell phone and talk to the microphone just like an normal handsfree set but totally with no wire apear. 1. Open battery door, install the battery perfectly and push battery door into battery box gently. Put the earpiece into ear canal by holding the handle and the slight sound of current indicate working order. 2. Adjust the volume of drive equipment to reach satisfaction. 3. Set mobile phone to automatic return or vibration. 4. Put the inductive loop around your neck (or bluetooth pen, glasses, loop, watch..ect diferent inductions)and connect the inductive loop to the drive equipments (mobile phone, radio) which are attached to or beneath users clothing. One transmits message with radio, the other wearing an earpiece and inductive loop who also has a radio can hear the message very clear. Because the inductive loop inducts the message from the radio to earpiece and then earpiece transforms the electromagnetic inductive signal to audio signal to reach the wireless inception. Communication distances and radio power are the direct proportion. You can communicate with others freely once network exist when you use mobile phone Hotspots: * Small, light, easy to conceal. * Comfortable for wearing with an optimum anatomic design. Work principle: Mini wireless earpiece is a one-way reception equipment driven by electromagnetic induction and is used in conjunction with drive equipments, such as radio and mobile phone. Structure: - Mini wireless earpiece consists of specialized chip, shell, faceplate, battery door, handle etc. 1.Battery door: Open battery door by fingertip, install the battery perfectly and push the battery door to battery box. 2.Handle: Clarity and high strength string help you to take out the earpiece from ear canal easily. Technical specification: . Mini wireless earpiece (306 earpiece) receives signal by inductive coil. across electromagnetic fields . Receiving distance: 20-40 cm . Standard Zinc-air battery: type 337 . Battery life: about 3.5 hours . Audio bandwidth: from 300 Hz to 4 KHz . Distortion: <2% . Size: 3x5x7mm . Working frequency: all frequencies . Distance between inductive coil and Mini wireless earpiece: about 20-40 cm What`s inside the box? 1 x 306 earpiece with box Learn More

Description Secretly listen to conversations with this Audio Bug Spy Gadget. Simple and easy to use, this new model is our most popular yet and comes with Ultra Range Wireless Transmission for high quality audio spying from thousands of meters away! This Audio Bug Spy Gadget comes in 2 parts: an audio transmitter and receiver. The small wireless transmitter is a super discrete unit with a built-in microphone and flexible antenna, enabling it to be easily hidden anywhere in the field such as inside the bed, under tables, chairs, desks, etc. Best of all, this new Ultra Range Wireless Transmission model will pick up all voices (from whisper to shout) up to thousands of meters away! This Audio Bug Spy Gadget also comes with an earphone jack for on the spot listening and an extra 3.5mm audio out jack for recording to a digital audio recorder, cassette tape, or portable DVR. This is an incredibly flexible and full-featured audio bug sure to help you catch and record the on-the-spot audio data you need. But if you thought those listening devices from the James Bond films were too advanced and expensive for normal people like you and me, then prepare to be surprised! This Audio Bug is a high quality spy gadget that comes with a low and affordable price and is made especially for the spy in you. The Audio Bug Spy Gadget is waiting for you in our warehouse right now, so order yours today and we will express ship it out tomorrow! At a Glance... Complete Audio Bug Spy Gadget with real-time audio The transmitter is small enough to hide almost anywhere Professional grade audio bug with up to 2800 meter wireless transmission! 3.5mm line OUT jack to record the audio to DVR or similar audio recording device Clear audio reception without any distortion or noise Manufacturer Specifications Product Description: Professional Grade Audio Bug Transmission Range: Up to 2800 meter open field wireless transmissions Transmitter Has Antenna: YES - flexible wire type Transmitter Controls/Ports - Mini USB Power IN (for recharging) - ON / OFF switch - Antenna Receiver Controls/Ports - 3.5mm earphone jack (for Listening) - 3.5mm line OUT (for Recording) - Volume rotary dial (And On/Off Switch) - Antenna connector (for long range transmissions) Transmitting/Receiving Frequency: ISM/UHF band, GM980C use fixed frequency point, GM980DJ use broadband to transmit signal Power Source: Transmitter: 850mAh internal li-ion battery Receiver: 2x AAA Battery (Not included) Transmitter Battery Life: 8 hours of constant use Dimensions: - Transmitter 49mm x 33mm x 20mm (L x W x D) - Receiver 95mm x 54mm x 19mm (L x W x D) Product Notes Audio bug can easily be taped, glued or placed under tables, chairs, desks or similar furniture where conversations normally take palce Receiver has a 3.5mm line OUT jack for recording audio to DVR or similar audio recorder This product is being sold as an investigative tools for law enforcement or licensed investigators. Anyone else ordering this device should only be ordering it as a simple toy since MANY COUNTRIES STRICTLY PROHIBIT OWNERSHIP OF SPY DEVICES. Robust Construction - suitable for years of use Package Contents Audio Transmitter Audio Receiver User Manual - English Mini USB Cable (for charging) Power Adapter Earphones Learn More

Precautions: 1.The jammers are customized according to the frequency bands of different countries, please confirm that the purchase country and the actual use country are consistent. Otherwise it can not be used.Please read the jammer function before purchasing. 2.If the low power jammers(such as handheld jammers) to blocker high power signal device(such as high-power WIFI router, Bluetooth audio equipment, etc.), the effect will be poor or even can not jammer. 3.It is forbidden to use while charging. 4.Do not use handheld jammers as desktop jammers. 5.Do not use jammers before connecting the antenna.Jamming frequencies CDMA: 870-880MHz GSM: 930-960MHz DCS/PHS: 1805-1918MHz 3G: 2010-2145MHz 4G: 2300-2400MHz WIFI 2.4G: 2400-2500MHz GPS: 1570-1580MHz VHF: 135-174MHz or 315MHz/433MHZ UHF: 400-470MHz or 420-480MHz or 450-470MHz Jamming radius Up to 40 meters Power supply Used after connecting the power supply Total output power 19W Operating temperature -10℃ to +50℃ Operating humidity 5% to 80% Device size 140mm*51mm*350mm Device weight 3200 g Learn More

Precautions: 1.The jammers are customized according to the frequency bands of different countries, please confirm that the purchase country and the actual use country are consistent. Otherwise it can not be used.Please read the jammer function before purchasing. 2.If the low power jammers(such as handheld jammers) to blocker high power signal device(such as high-power WIFI router, Bluetooth audio equipment, etc.), the effect will be poor or even can not jammer. 3.It is forbidden to use while charging. 4.Do not use handheld jammers as desktop jammers. 5.Do not use jammers before connecting the antenna. Jamming frequencies CDMA/GSM: 850-960MHz DCS/PCS: 1805-1880MHz 3G: 2110-2170MHz GPS: 1570-1610MHz WiFi: 2400-2485MHz LOJACK: 168-178MHz 4G: 2620-2690MHz or 2300-2400MHz Learn More

Android Phone OTG USB Infrared Night Vision Camera For Mobile Security Surveillance *Bring up an external Camera on Android device and use its display to view the live feed from the camera. *Support OTG Function:allow full compatibility with ALL OTG Compatible Android devices *Smartphones and tablets.Install CameraFi (free apps on Google Play),plug the camera and you are ready to go. *Smartphone are able to be supported OTG to recognize USB camera. *It works only for over Android Version 4.3 and doesnt work on Apple IOS Specifications: 1.Working system:OTG Compatible Android advice,Over Android 4.3 supported 2.APP:camerafi or USB camera, Free download from Google play store 3.Sensor:1/2.7" CMOS 4.Power :OTG 5.Image pixels:2MP 6.Image Format:YUV/MJPG 7.Audio:embedded microphone 8.Data Format:800*600,1280*720,1920*1080 9.Frame rate:640*480@30fps 1280*720@30fps 1920*1080@30fps 10.Camera control:auto/manually/saturation/contrast/acutance 11.White balance:automatically 12.Exposure:Average brightness 13.Sleep model current:<10mA 14.Working current:5V 150mA 15.Measure:30*42mm 16.Night vision light:850nm led φ3MM * 5pcs 17.Cable length:80CM 18.Storage Temperature:-20C to 60C 19.Working Temperature:-10C to 50C 20.Lens:exchangeable pinhole lens Learn More

User Guide: Installation： A: Intall the 337 battery to micro earpiece, plug in your ear. B：Cut GSM SIM card to Micro SIM card(like iphone4 SIM card size)，put it into the GSM car key slot, please check the correct direction. C:Place Gsm car key a right position to transmit audio signal to earpiece— distance is 0-70cm . D: Press the Power Button for 3 seconds, your will hear “system Start, please waiting” from your earpiece. press this button for 3 seconds again it will power off, you will hear“system Power off” from your earpiece E:You can press voice button to adjust the volume, three level(large,middle,small), when it adjust to large volume you will listen “di,di” sound in earpiece, press to change in cycle. F:`You can press Middle button to know the work status : If the yellow indicator lights, the machine is now power on . If no indicator lights, the machine is now power off. Now, install finished you can call the SIM card number in this this machine, you can listen and speak. Charging: Connect it to your cell phone charger or PC’USB port for changing via USB cable, during charging the LED will turn on RED, when is full will change to green. Learn More

Helper eye &helper pen user guide 1.Use an android mobile which support OTG function to down load app: helper eye 2.Contact helper eye camera with mobile,Go to this app ,you will see the camera work 3.go app Setting to set your mail inbox 4.helper pen blue tooth pair with mobile 5.press the functional button from helper pen , then the helper eye camera will take photos,and the mobile will send out every photos to your email automatically Learn More

Packing: No Packing Model: TLOOP Distance to earphone: up to 30cm MPN: BT Loopset Distance to cellphone: up to 10m Features: Wireless Bluetooth: 3.0 UPC: Does not apply Learn More

• Mini wireless earpiece consists of specialized chip, shell, faceplate, battery door, handle etc.
  1.Battery door: Open battery door by fingertip, install the battery perfectly and push the battery door to battery box.
  2.Handle: Clarity and high strength string help you to take out the earpiece from ear canal easily.

• Mini wireless earpiece  receives signal by inductive coil.  

• across electromagnetic fields  

• Receiving distance: 50-70 cm  

• Standard Zinc-air battery: type 337  

• Battery life: about 5-8 hours  

• Audio bandwidth: from 300 Hz to 4 KHz

• Distortion: <2%  

• Size: 3x5x7mm  

• Working frequency: all frequencies

• Distance between inductive coil and Mini wireless earpiece: about 70-100 cm

Learn More