You can get a pair of Sony WH-CH520 wireless headphones on sale for $39.99 right now (reg. $59.99). It has up to 50 hours of battery life, fast recharging, a built-in microphone, and multipoint connection that allows you to switch Bluetooth connection between two devices at once. The headphones are an open-box model—either extra stock from store shelves or customer returns—but the headphones are from 2023, verified to be in new condition, and put in clean packaging.
You can get these Sony wireless headphones on sale for $39.99 right now (reg. $59.99), though prices can change at any time.