GSM Spy Voice Detecting Callback
Highlights
Super long standby, voice call back, precise positioning, flashlight
Specification
- Audio : Super-sensitive audio surveillance.
- Micphone Range(meters) : 5~7(Radius), 4 levels
- Power supply : 24 hours non-stop power supply.
- Compatible : GSM / SIM Frequency: 900, 1800, 1900MHz
- Receive Sensitivity : -+10K
- Work Temperature : -40~50′C
- Responding freqency : 1.2K~800Khz
- Stand-by time : 7 days
- Working time : 4 hours
- Accessory : Power adapter x 1 , Usb cable x 1 , CD driver x 1