HI-601VT 1 HI-601VT GPS/GSM Tracker INTRODUCTIONS: With HI-601VT GPS/GSM tracker, one can track, remote control, tapping any object globally in real time by using any regular SIM card (with one phone number), any regular phone (home phone, mobile phone, smart phone, etc.) and any local mapping software or Google Earth. No any special software needed. Because HI-601VT is small in size and main unit come with the big capacity rechargeable battery, it is also very suitable for personal tracking.