Cyber Digital GPS Trackers Mini Bow Tie MMS Video GSM/GPRS Locator Real Time Tracker for Pets Dogs Cats Tracking Red GSM positioning, high positioning accuracy, location inquiry and track position. Use the mobile phone to send massage 777 to the locator, then reply a link of location and Google map. Video and MMS reply: use the mobile phone to send the text message 112 to the tracker then it will reply a MMS video. Recording and video function, easy and convenient for tracking pets when pets wear this locator with a strap. With TF card slot, power inquiry, call back with sound detecting, environmental monitoring, Mini and cute in design, lightweight and durable. Easy for operation, just use the mobile phone directly send the corresponding text message to the alarm locator, then it would reply.