Bluetooth Headphone Bluetooth 5.2 Open Ear Air Conduction - Black

Material: abs + memory titanium alloy transmission range: 10m frequency: 20hz-20khz talk time: 10h impedance: 32ω+10% sensitivity: 117±3db latency: 80ms battery: 75mah waterproof: ipx5 bluetooth: v6.0 charging port: usb-c charging time: 1.5h speaker: 14mm playtime: 13h standby time:75h features all-day comfort shape-memory design crystal-clear calls v6.0 bluetooth memory titanium alloy usb-c charging open-ear feather-light pain-free wear dual device connectivity 13h playtime