if you prefer to use the cable to play music or you don’t want to use your headphones battery, plug them into the device using the audio cable The attention to detail makes the difference and makes your headphones trendy Self-adjusting headband, ultra-lightweight design and 180 degree folding system that makes them ergonomic to listen to your music for hours_x000D_Wireless Bluetooth headphones are rechargeable and with heavy bass and sound quality. Can be used with aux audio cable to avoid using battery backup of the headset._x000D_Flawless design and mastery of sound – carefully and precisely designed makes headphone appear to be stylish and sturdy, perfectly processed aluminium plats perfects the look of a premium headphone hence delivering unimaginable sound_x000D_Support music, voice control, call function, Micro sd card music play, power display, multipoint connection_x000D_Package include: 1 x headphone, 1 x usb charging cable_x000D__x000D_Waterproof, Sweatproof, Noiseproof Bluetooth Wireless headphones for Gym, Daily Use, Office Use. Available in multiple colorsQuick Details_x000D__x000D__x000D_Model Number:P47_x000D_Style:Headband_x000D_Communication:Wireless, Wireless_x000D_Connectors:3.5mm_x000D_Use:Mobile Phone_x000D_Function:Bluetooth, Microphone, Noise Cancelling, Waterproof_x000D_Frequency range:20-20000HzSensitivity:105dbProduct name:wireless bluetooth headphone sd card_x000D_Earpiece Design:Ear-Cup (Over the Ear)_x000D_Microphone:Yes_x000D_Bluetooth Version:Bluetooth V4.1_x000D_Support Memory Card:Yes_x000D_Plug Type:Line Type