Free from wires with Bluetooth 5. 0 Most wireless headphones in the market are built with Bluetooth 4. 2, while our Tiitan Cast Headphone TW-N30 is featured with Bluetooth 5. 0. Which makes for hassle-free wireless connection to stream high-quality music and phone calls. With transmission distance: >15m outdoor, >20m indoor. Active noise cancelling technology Upgraded Active Noise Cancelling Technology can help you drown out unwanted Noise for travelling or commuting on car, bus, or plane, resulting in improved music or phone call quality. Wearing comfort All-day comfort at its best. TW-N30 features an ergonomic design of the headband and Ultra-soft ear cups while reducing the pressure on the ears and the overall weight of the headphones. Longer battery life with quick charging With the lower power consumption Bluetooth 5. 0 version which improved the battery Standby up to 20 Days. Premium sound quality, you can hear more details of your favourite music. Swivel & folding structure for easy carrying The ear cups are designed to swivel and fold neatly into the carry case along with the cable for easy storage and portability. Convenient to carry everywhere with the Premium case included. Note: Please turn off the ANC switch when not in use.