GF07 Portable Mini GPS GSM/GPRS Car Tracker Audio Recording Micro Tracker Loss Prevention Tracker Holder Description: Usage: Whether the alarm tracker is placed in the car, children's school bags, elderly people's pockets, or valuables, you can send SMS instructions to the alarm tracker via your mobile phone to inquire about the alarm tracker's location, which is convenient for you to monitor the entire process and capture the target's location in real-time. Product Features: Remote Control: You can control the tracker via SMS to start and stop recording, positioning, and other tasks. Remote Location Inquiry and Online Tracking: Supports remote inquiry of the target's current location and real-time tracking. Expansion TF Card: Supports TF card expansion and remote clearing of TF card memory. Remote Inquiry of Tracker Status: Supports remote inquiry of whether all functions on the host are on or off, battery capacity, binding number, signal strength, startup frequency, GPRS, TF card capacity, etc. Remote Recording: Supports the remote recording function of the tracker. Voice-Activated Callback: Supports remote activation of the voice-activated callback function. After activation, when the sound around the tracker exceeds 40dB, the tracker will automatically call the preset mobile phone number. One-Way Call: When you call the tracker's number, you can hear the sound around the tracker (the tracker will not emit any sound or light during the call). Specifications: Product: GF-07 Positioner Color: Black Material: Engineering Plastic Battery Capacity: 3.7V 400mAh Li-ion Standby Time: 12 days Working Time: 4 to 6 days Talk Time: 150-180 minutes Format: GSM/GPRS GPRS Upload: 60, TCP/IP GSM Positioning Time: 25 seconds Other Parameters: Talk Current: 150mA Standby Current: 2.5mA Working Voltage: 3.4-4.2V DC Open Voice Control Current: 30mA With the concept of customer first, we provide you with 24/7 customer service. No matter where you are or what problems you encounter, we will resolve them for you as soon as possible to ensure your shopping experience is worry-free.