Sos Button GPS Vehicle Tracker Wireless 2g Car Vehicle GPS Tracker with Microphone 10000mAh Big Battery No Need to Install. 10000mAh Large Battery: Features a massive 10000mAh battery for extended standby and continuous tracking capabilities. Real-Time GPS Tracking: Supports real-time location tracking via GPS, BD, and LBS with accuracy under 10 meters. Built-in Microphone: Equipped with an integrated microphone for remote audio monitoring and surveillance. Wireless & Easy Install: No installation required; wireless design allows for flexible placement in any vehicle. OEM/ODM Customization: Offers full customization services including logo, packaging, and hardware/software modifications. 1 Year Warranty: Comes with a 1-year warranty covering mechanical defects and professional after-sales support.