Detachable heart rate color screen pedometer headset

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