Notice Before Order: *This product uses 2G GSM network,If your 3G/4G/5G SIM CARD can also support 2G network, then it is ok to use. But if your country have closed 2G GSM network,We suggest you choose our 4G GPS tracker. These countries already closed 2G network: Australia, Japan, Taiwan, Sourth korea, Singapore, Canada, New Zealand. *If you are in Chile or Colombia, after you receive the product, you should register IMEI in your country as soon as possible, otherwise the device is not allowed to be used in your country. *If you are in Turkey or Pakistan, you can note the valid IMEI number of the local country in the order request. We will modify it for you. Features Real-time tracking by SMS/platform/APP Remote voice Listening GPS+LBS positioning Geo-fence alarm OBD port design and easy installation Over speed alarm History Tracking Playback Free Platform/APP Specification