2* headphones: 1* blue & 1* redFunction: For Mobile Phone,Common HeadphoneSupport APP: NoActive Noise-Cancellation: NoIs wireless: No. Support Apt-x: NoVolume Control: YesSensitivity: 102dBSupport Memory Card: NoModel Number: MP3 MP4 Wiring Subwoofer HeadsetWireless Type: NoneWaterproof: NoCommunication: WiredVocalism Principle: DynamicWith Microphone: YesControl Button: YesResistance: 32ohmStyle: In-EarPlug Type: Line TypeFrequency Response Range: 18-20HzConnectors: AUXFunction: For Routine Office Work, Voice control, Supports music, Portablecolour: blue/redMaterial: coppersize: Line length 1.2mConnectors: 3.5mmPackage Contents:2* headphonesOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.