Lenovo HE05x Sports Magnetic Wireless Earphones - Black Model: HE05X Headphone type: in-ear headphones Bluetooth protocol: HFP/HSP/A2DP/AVRCP Music time: 8 hours (related to playback volume) Call time:6 hours Bluetooth distance: about 10 meters Waterproof: IPX5 waterproof Bluetooth version: V5.0

Model: HE05X Headphone type: in-ear headphones Bluetooth protocol: HFP/HSP/A2DP/AVRCP Music time: 8 hours (related to playback volume) Call time:6 hours Bluetooth distance: about 10 meters Waterproof: IPX5 waterproof Bluetooth version: V5.0 3D surround sound, 5.0 dual-ear chip, large capacity, true wireless Bluetooth headset Graphene bass diaphragm, HIFI high-frequency technology, 10MM dynamic speaker unit 5.0 automatic boot pairing, built-in active noise reduction IC, HD call,5.0 Bluetooth game without delay Wireless Bluetooth 5.0 connection, stable and fast signal transmission.