Químico Hign-em causa : NenhumInterface : USBNome da marca : FUCHUOrigem : CN (Origem)Model : EW305Earphone material : plasticChannel : 2.0Bluetooth version : 5.1Package Type : Official standardProduction enterprise : Laiku Technology Co., Ltd.Headphone category : Wireless bluetooth headsetWaterproof performance : IPX5Is there a microphone? : YesHow to use : Half-in-eartransmission radius : 50mIs it single and binaural? : Bilateral stereoSmart Type : Other intelligenceWarranty period : Twelve months.dust resistance : IP5X