Features: Voice-activated callback, dual-mic, independent control of voice-activated-IC, high sensitivity. Dual platform location service, choose the right platform according to regional differences. Get rid of worries. Independently customized high-capacity polymer batteries for longer standby. Subsequent software is continuously upgraded, more user-friendly requirements, and higher cost performance. brand new and high quality Specifications: Type: Positioning Tracker Material: Plastic Applications: Home monitoring, child, elderly, pet supervision, car, warehouse anti-theft tracking Features: GPS positioning, compact size, clear voice, long standby-time, simple operation, stable performance, easy installation Color: Black Quantity: 1 Set Applicable network-format: GSM-GPRS Package Includes: 1 Pc x Locator 1 Pc x Data line note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank-you!