The K361-BT-Y3 is the first AKG Professional headphones with Bluetooth wireless playback. The Bluetooth version uses 5.0 with a wide range of communication and a fast data transfer rate. It achieves stable wireless performance. With the ability to connect wired, simple monitoring on the go is wireless, and shivy monitoring in the studio is wired, depending on the situation. Continuous wireless playback time can reach about 24 hours, no need to charge frequently. In addition, the ear cups are equipped with a touch sensor. With just a touch of touch, you can play and pause, adjust the volume, forward/backward, and answer calls with the built-in microphone.