The memory-protein ear cushion simulates the texture of human skin to provide all-day comfort. A built-in 420mAh battery can support up to 13 hours of music playback and 15 hours of talk time on a single charge. With the included audio cable, you can also use it in wired mode to use the headphones as wired headphones that never shut off. The Riwbox Bluetooth XBT-80 headphones are suitable for everyone's urban lifestyle. PROS🟢 Wired headphones with the wireless function Uses ambient noises technology CONS🔴 The control buttons are not the most convenient