Spy bug charger is suitable for listening to the environment. The gsm bug must be connected to a constant power supply. Long range of sound detection, works like a phone with self handset lifting. The spy bug has a SIM card connector. You will enjoy unlimited listening to the environment whenever you want. All you have to do is dial the spy bug 's phone number to make a spy call. No internal battery.

Technical specifications:

• Mobile GSM network;
• GSM frequency: 900/1800 MHz;
• Range of microphone operation: 3–6 m;
• Unlimited duration of operation;
• Device operates as a charger;
• Operated by constant energy supply;

Free shipping. 6 months guarantee