The 2G Callback Locator is a personal tracker designed for everyday use. It features a voice-activated alarm that alerts the user when sound is detected.
Product type: Personal Tracker
Compatibility: GSM frequency bands (850MHz, 900MHz, 1800MHz, 1900MHz)
Key feature: Voice-activated alarm
Microphone range: 5-7 meters radius
Power supply: built-in 300 mAh rechargeable lithium-ion battery
Expected continuous working time with voice control: 5-8 days
Positioning functionality expected to last: 16-21 days
Functionality: Calls mobile phone when sound is detected
Built-in microphone working radius: up to 7 meters
Allows audio devices to call when they hear people talking
