Remote operation: You can control the locator by SMS to and stop recording, positioning and other tasks.<br> Remote location query and online tracking: supports remote query of the current target location and real-time tracking.<br> Expansion TF card: Support expansion of TF card and remote clearing of TF card memory.<br> Remote inquiry of locator status: it supports remote inquiry of whether all functions of the are turned on or off, battery capacity, binding number, signal strength, startup frequency, GPRS, TF card capacity, etc.<br> Remote recording: Support the remote recording function of the locator.<br> Specifications:<br> Product: GF-07 positioner<br> Color: black<br> Material: plastic<br> Battery capacity:3.7 V 400 mah - ion<br> Standby time:12<br> Working time:4 to 6<br> Talk time:150-180 minutes<br> :GSM/GPRS<br> GPRS:Upload60, /IP<br> GSM positioning time: 25 seconds<br> Other parameters:<br> Talking current: 150mA<br> Standby current: 2.5mA<br> Operating voltage: 3.4 4.2V DC<br> Open voice control current: 30mA<br> The expansion card:Mini TF card<br> Working temperature:- 20 C to 55 C<br> Appearance size: 3.5 x 2.0 x 1.4 cm (L x W x H)<br> Basic parameters: spectrum GSM850/900/1800/1900 MHZ<br> Supported countries: China Britain Germany Netherlands Italy Brazil, , Denmark Russia Turkey Hungary Thailand Indonesia Vietnam myanmar Pakistan, Iraq, Arabia, Greece the kazakhstan Mongolia dubai, etc...<br> Package Contents:<br> 2 x GPS Locator<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store