Find the exclusive mini Audio spy Bug attached with a concealed camera only from Spygadgets4sale, functioning as the perfect tiny secret surveillance gadget. This two-way audio bug is a unique tri-band GSM device that distinctly assists the users in their spy business by detecting any sound in its range and calling promptly. Simply insert a 2G GSM SIM card into the device and program it to enable the desired functionality. These Mini GSM spy bugs operate on frequency (850, 900, 1800, 1900) MHz, and furnishes real-time tracking, individual recording, and MMS surveillance monitoring facility.