Button: YesActive -Cancellation: NoCommunication: True WirelessVolume : YesSensitivity: dBWireless Type: toothIs wireless: YesMax Output: 5mWLine Length: 0m APP: NoFunction: Common phoneFunction: For Mobile PhoneFunction: SportNumber Of Drivers: 2Plug Type: NonePackage List: User Package List: Charging CableImpedance Range: up to 32 Connectors: None Number: M31 phone Pads Material: SiliconeBluetooth Version: 5.0 cs: AAC Memory : NoDriver Diameter: 10mm ance: 32 proof: YesFrequency Response Range: 20 - 20000HzTotal Harmonic Distortion: 0.1%With Microphone: Yes : With Microphone : Active Noice CancellingCharging Method: CABLE Type: Driver Diameter: 10mmFrequency Response Range: 20 - 20000HzTransmission distance: 10-15MCompatible 1: for SeriousCompatible 3: for SeriousCompatible 2: for ios / AndroidCompatible 4: for SeriousCompatible 5: for SeriousFeature 1: Reduction : , Bluetooth Version: 5.1 reduction: CVC8.0