AUSDOM S940 Sports Bluetooth Headphones, Bluetooth Headset with Noise Cancelling Mic, Sweatproof Wireless Earphones, In-ear Headsets for Running Workout Gym Cycle, 11 hours of Playing time [並行輸入品]AUSDOM S940 Sports Bluetooth Headphones, Bluetooth Headset with Noise Cancelling Mic, Sweatproof W…