Sennheiser MM450 headphones are extremely comfortable and high quality wireless headphones, ideal for music loving and frequent travellers, built-in rechargeable battery, control buttons directly on the headphones, looks and feels great c lightweight design but still durable carry bag and usb charging cable included. Another great feature, can be used with included audio cable if the battery or charging finishes. Due to its age there is some damage on the leather earpads on one side but otherwise no issues. Great headphones now discounted but still better than many new models. please call if interested.