Dear friend, thank you for browsing our products,I hope you can enjoy shopping! And choose our products you will save a lot of money because it's coming directly from factory to your hand. Good quality and super low price! Feature: 1. structure division structureparts: category:specification ID design:delicacy and smart Whole machine size:3.8X3.8X1.2cm Weight:27g without package, 140g with package box Colour:Color Optional Button:one button power/SOS button) Screen:no gps antenna:High sensitive ceramics active antenna GSM antenna:FPC antenna battery:450mAh SIM card slot:1 pc G-sensor:support I/O port:USB charge 2. Hardware parts Hardware parts: CPU:MTK MT6261 GPS chip:MTK3337 GPRS:Class12 GPS signal:L1,1575.42MHz C/A GPS channel number:22 channels GPS chip receive: Tracking sensitivity:-165dBm capturesensitivity -148dBm GPS location accuracy:5 15M LBS location accuracy:100-1000M Minimum standby current less than 0.5 mA Average stndby current less than 2.5 mA Average working current around 55mA Working temperature -20 70 Working humidity 5% to 95% non-congealable Test and certification can approval by 3C,CE&ROSH GPS antenna Built-in high sensitivity FPC antenna GSM antenna Built-in four frequency method of antenna bluetooth bluetooth 3.0 Normal closed G-sensor Support MIC Support 3. software parts software parts supported operating:Support android 2.3 and above system, IOS5.0 and above. call function:double talk/The remote monitoring Language support:Simplified Chinese and English GSM+GPRS+GPS:GPS+LBS+WIFI Multi-modal positioning support AGPS:Cold start 26 seconds positioning call function:SOS call, voice monitor, whitelist for don't disturb power management:Ultra-low power consumption of power management,intelligent dormancy One key emergency:SOS one key emergency function ,autodialing Smart Geo-fence:Outside the range setting can be automatic alarm historical route:Can check history of three months wireless upgrading:Software upgrade, remote debugging maintenance, remote setting parameters Parameters: Real-time tracking: History: This product will keep track information for 3 months. If the two locating points are in close proximity, the product will filter the locating points in the track very closely Electronic fence: the user in the mobile phone APP client to select the electronic fence function, set up a circular electronic fence on the map, if the device leaves the fence, mobile phone APP client will display the alarm information. Emergency call: SOS help function to achieve a press a button to automatically contact you or other guardians Voice monitoring: In the settings, select the voice monitoring function, fill in your phone number, wait a moment after confirmation, the device will give you set the number into the phone, you listen to listen to the sound around the positioner. Set the white list, the white list of the number inside the device to make phone calls, the device will automatically answer, listen to the sound around the positioner Do not interfere with the mode: You can set up four sets of not to disturb the time, in the time interval, can not call the locator A variety of operating modes: fast positioning, standard positioning, power-saving positioning Multi-platform monitoring: support Andrews, Apple systems, mobile phones and computers and other network clients Universal: GSM quad-band network support, voice time zone settings, built-in global Internet parameters Package includes: 1 x Mini GPS Tracker 1 x USB Cable 1 x User Manual 1 ×Package 1 ×User Manual