Search results for 'gsm credit card'

Parameters: Item Size:10.2cm*6.5cm*3cm Net Weight:120g Power source:DC 5V Recording form:WAV Packing size:15cm*11cm*5cm Gross Weight:340g Power:500MA Memory medium:SD card (8GB max) not including Package Contents: 1 * Mini Telephone Recorder 1 * Telephone Cord 1 * AC Power Adapter 1 * Manual 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

PRODUCT DESCRIPTION Once insert a GSM SIM card and turn on the power, it will automatically pick-up calls from any mobile phone or telephone. Two way covert communication via mobile phone networks Optimized inductive coil creates strong power for earpiece Size 85*50*4.5 mm 2-3 hours talking time, or 48 hours Standby tim Induction distance to earpiece 30-80 cm Learn More