Single ear Earbuds Open Wearable Stereo wireless Bluetooth earphones with mic Digital display

Q:How to switch language?A:Double-click to switch when the earphones are in an unpaired state.(with display) 4-click to switch when the earphones are in an unpaired state.(without display)Welcome to Nice Day,We are shipping from Valenzuela City, Metro Manila.We usually arrange shipment within 24 hours on working days.Items on-handCash On DeliverySpecifications:Wearing Method: Single Ear Open Hanging Ear (Left Ear)Charging Time: About 1.5 HoursBattery Life: About 11 HoursTalk Time: About 11 HoursRegular Color: Black WhiteWireless: yesWith mic: yesStyle: HangBluetooth: Version 5.3Transmission range: 10 metersActive Noise Cancellation: NoVolume Control: YesControl buttons: yesCodec: AACImpedance: up to 32 ΩCharging method: wireFrequency response range: 20-20000Hz