John Marco's TVs use a range of technologies, including LED, OLED, and QLED. The company also offers smart TVs that are Wi-Fi enabled, allowing customers to access streaming services and other online content.

John Marco's speakers use advanced audio technologies, such as Dolby Atmos and DTS:X, to provide immersive, crystal-clear sound. The company also uses high-quality components, such as neodymium magnets and silk dome tweeters, to ensure accurate sound reproduction.

Yes, John Marco's stabilizers are designed to protect electronic appliances from voltage fluctuations and surges, which can cause damage to sensitive components. The stabilizers are equipped with features such as automatic voltage regulation, overload protection, and short-circuit protection to safeguard appliances.

Yes, John Marco's washing machines are designed to be energy-efficient, with features such as low water consumption, inverter motors, and energy-saving modes. This helps to reduce electricity bills and minimize the environmental impact of the machines.

John Marco offers a warranty on its products, which covers manufacturing defects and faults that occur during normal use. The duration of the warranty varies depending on the product, and customers can contact the company's customer support team for more information on the warranty terms and conditions.