STronic Vario PRO K+ from the Longlife Vario series offers premium sound quality due to the integrated Knowles Microphone. It lasts up to 180 days in standby mode depending on the selected battery.

 Can the STronic Vario PRO K Plus be used in the USA?
From 2020, the 2G network, which the STronic Vario PRO K Plus relies on, is no longer accessible in the USA. Users in the US should consider the 3G unit, which is compatible with the available network infrastructure in the country. This ensures that the device can function properly and provide reliable surveillance capabilities.


Can the STronic Vario PRO K Plus be used to charge an external battery?
Yes, the device can be used as a charger for the external battery when connected to the charging cable and adapter head that comes with the accessories. This feature allows for convenient charging of the external battery, ensuring the device is always ready for use. However, it can also be utilized with an external charger if preferred.


Does the STronic Vario PRO K Plus come with a battery?
No, the STronic Vario PRO K Plus does not come with a battery included. It must be connected to an external battery or a 220V/12V power source for operation. The device is compatible with various external batteries, including the STronic BA-5500 mAh, which is available for purchase separately.


How do I activate the VOX call-back function?
To activate the VOX call-back function, send an SMS with the text "1111” to the device. This command enables the device to automatically call back when it detects sound, providing real-time audio surveillance. Deactivation of this function is similarly straightforward, requiring an SMS with the text "0000”.


How long can the STronic Vario PRO K Plus last on standby?
The device can last up to 180 days in standby mode, but this duration depends on the battery connected to it. Different battery sizes can be used, ranging from 800 mAh to 12800 mAh, which directly influences the standby time. The actual standby time might vary based on the battery’s capacity and the device’s operational settings.


Is a SIM card included with the STronic Vario PRO K Plus?
No, a SIM card is not included with the STronic Vario PRO K Plus. Users need to insert their own SIM card into the device to enable its GSM capabilities, allowing it to make calls and send SMS alerts as part of its surveillance functions. The choice of SIM card and service provider will depend on the user’s location and preference.


What is included in the package of the STronic Vario PRO K Plus?
The package contains the Vario PRO K Plus device, a charging adaptor, a charging cable, and a 3M mounting system. These accessories support the installation and operation of the device, allowing for flexible placement and easy setup in various surveillance scenarios.


What is the STronic Vario PRO K Plus and what makes it special?
The STronic Vario PRO K Plus is a GSM bug equipped with a high-quality Knowles Microphone, offering premium sound quality. It is designed for long-term surveillance, supporting up to 180 days in standby mode depending on the battery used. Its compact size and VOX call-back function make it a versatile and easily concealable device for various monitoring needs.


What is the VOX call-back function on the STronic Vario PRO K Plus?
The VOX call-back function is a feature that allows the device to call a predefined number when it detects sound. This function is activated and deactivated by sending specific SMS commands to the device, making it convenient for users to control remotely. It enhances the device’s usability by providing timely alerts and reducing the need for constant monitoring.