Detachable heart rate color screen pedometer headset $ 49.16 Product type: Binaural TWS + bracelet watch combo Band language: Chinese, English, Korean Bluetooth pairing name: W01 Earphone chip: 1536U Airoda Bluetooth V5.0 Bracelet chip: Nordic 51802, Bluetooth V4.2 Battery capacity: earphone 45mah, bracelet 280mah Life time: 5 hours full of headset Color: black
