Spy voice listening in bug, 900/ 1800MHz frequency, works with 2G GSM phone cards
This SIM spy device is a special system designed for audio surveillance or monitor by providing regular mobile phone SIM services.
Embed condense, sensitive microphone, which could pick up any ambient sound.
When the need comes, or unforgettable moment occurs, just dial up the SIM number, it runs silently at any circumstance, and help you capture needed sound of its surrounding.
---Frequency: 900/1800 MHz
---Embed microphone, powerful sound receiving effect (10 meters far away from the device)
---Power input: AC100~250V 50/60Hz
---Power Output: DC 5V, 400-500Ma
---Microphone range: 5-7 meters (radius)
---SIM Card slots - work with all GSM SIM card, not 3G
---Stand-by time: 10 days, Working Time: 3hours
---1 * Spy Listening Device
---1 * USB adaptor charger line .
---1 * Power Charger
Check which frequency your country use here: http://maps.mobileworldlive.com/Customer from U.S. , CANADA, South America should check if your MOBILE NETWORK CARRIER support this frequency.