eBay with Baseus Store has the refurbished Baseus Bowie MC1 Pro IP67 Bluetooth 6.0 Open Ear Clip-O Headphones (White only) for $25 - 20% off with coupon code HOLIDAYRUSH [Exp 12/21] = $20 with free shipping. Has 9-hour playback time on a single charge, 40-hour with charging case..