With an operating time of up to 37 days, and are undetectable by conventional radio receivers, bugs that are based on tuned crystal are highly recommended. Quartz crystal listening devices feature excellent recording quality, high sensitivity and a long operating time. Monitoring an office becomes very easy and it can be done from anywhere in the world! You can easily check what's going on at home while you are away and make sure noone broke into the apartment. Thanks to its global connectivity, you can call number of the SIM card at any time while the device is concealed inside a night light for instance, or in a remote control or power strip. Listening devices with built-in GSM modules are the ideal solution for people who spend a lot of time away from their home or business premises. It allows for continuous monitoring of up to several weeks in a way that’s discreet and won’t arouse any suspicion.

Wiretaps can be camouflaged in everyday items, or they can use advanced technology with low power consumption. Bugs can be installed in office rooms, workplaces, home or car. We have a wide range of sound recording devices, with various options and features which can be selected for the precise task that needs to be carried out.

Bluetooth spy listening device