Lenovo HE05 Neckband Bluetooth V5.0 Headset   Brand Name:Lenovo Vocalism Principle:Dynamic Control Button:Yes Active Noise-Cancellation:No Communication:Wired Volume Control:Yes Style:Headphone Sensitivity:98±3dBdB Wireless Type:Bluetooth Is wireless:No Line Length:0.3mm Support APP:No Function:For Mobile Phone Function:Sport Number Of Drivers:2 Connectors:USB Model Number:HE05 Resistance:16ΩΩ Waterproof:No Frequency Response Range:20 - 20000Hz With Microphone:Yes COLOR:RED,WHITE,BLACK

Earphones type: EarphoneMaterials: ABSMainly Compatible with: iPad,iPhone,iPhone 5/5S,iPhone 6,iPhone 6 Plus,iPhone 6S,iPodFunctions: Song switchBluetooth Version: V5.0Bluetooth protocol: A2DPBluetooth mode: Hands free,HeadsetBattery Capacity (mAh): Headphone capacity 30mAh, charging cabin capacity 300mAhCharging Time: 1.5HAudio: Stereo