Hidden Audio Spy Gadget Auto Dialing option Tri-Band GSM Audio Spy Device
Primary Function:
Tri-band GSM Two-Way
Audio Spy Device Materials: Molded Plastic
This two-way audio spy device comes with two amazing functions: (1) Make a call to the audio device and you can instantly listen in to conversations. The built-in microphone works up to a 7 meter radius, so set this bug up wherever you want (2) Allows the spy audio device to call you when it hears people talking! This feature makes it much more advanced than other GSM audio bugs on the market today.
GSM Frequency Compatibility: Tri-band (900MHz, 1800MHz, 1900MHz)
Microphone Range: 5-7 meter radius
Power: Built In 200 mAh Rechargeable Li-ion Battery
Working Time: 5 hours Standby
Time: Voice Control On: 3-5 days
Voice Control Off: 10-15 days