Sony WH-1000XM4 Wireless Noise Canceling Over Ear Headphones Black White Sony WH-1000XM4 Wireless Noise Canceling Over Ear Headphones Black White Product Highlights - The Best Connection for Your Smartphone With its high quality bluetooth v5.0 you will be able to enjoy high resolution audio content with a quality very close to the audio you have with a cable connection.- Just You and Your Music- Nothing will stop you because these new headphones feature Noise Cancelling technology, a specific NC processor that guarantees that the music playback is never damaged by the performance of the processor itself. Quieter and more stable, you'll be able to hear everything easily.- Different Modes for Your Whole World This model has an adaptive sound control function that recognises and adapts the sound to the locations you visit most, such as your workplace or favourite café.- A Long-Lasting Battery It will allow you to reach up to 30 hours of use if you activate its sound cancellation mode.So you don't run out of power, it has a quick charge support so in just ten minutes you'll have 5 hours of music. Specification - Frequency response: 4Hz-40kHz- Frequency response (Active Operation): 4Hz-40kHz- Bluetooth: v5.0- Frequency range: 2.4GHz-2.48GHz- Supported protocols: A2DP, AVRCP, HSP, HFP- Cable type: 3.5mm (detachable, 1.2m cable)- Noise Canceling Technology- Microphone included- Maximum usage time: up to 30 hours (Noise Canceling activated); up to 38 hours (Noise Canceling disabled)- Maximum standby time: up to 30 hours (Noise Canceling activated); up to 200 hours (Noise Canceling disabled)- Charging time: up to 3 hours- Weight: 255 g/0.56lb What's in the box? - Sony WH-1000XM4 SALES POLICY PAYMENT We will accept only Paypal payment. If we were not received your payment within 3 Days, will cancel your order. SHIPPING - After your order, tracking number is upload on your purchased history within 3-5 Business days. - It takes one or two more days on Korean Holidays and Weekends. - Your delivery address cannot be changed after payment has been made. - For safety and fast delivery, Your specific address and Phone number are required. - Shipping address should be the same as that of the Paypal. CUSTOMS 1. Customs Tax According to eBay Policy, Customs Tax / Duty / VAT are under Buyer’s responsibility. If your local customs charge for the customs Tax / Duty / VAT / Brokerage Fees / Handling Fees, buyer will have to pay for it. So before purchasing, please check your local customs policy. We will try our best to help the Tax or Duty issue according to your request. Due to the custom Tax or Duty, if you reject the package, have to pay for the shipping cost and 10% (of total price) restock fee. 2. In Holding in your local customs If your package is held in your local customs, you have to contact your local customs and Fedex/Post Office. If you need the document to clear the customs, please contact us via eBay message and we will provide any documents after checking with our courier. If the package returned due to refusal of pay customs tax or unsuccessful delivery (e.g. insufficient address information, no such receiver, etc), you have to pay for all Shipping cost and 10% of total price. RETURN POLICY Any issue to return, You can return it to us within 30 Days receipt of your item, Before returning, please contact us immediately via eBay message so that Our customer service team will gladly contact you for further arrangement upon your request. Refund is applicable according to below condition 1,2 1. In case of below conditions, In refunding, shipping cost will be deducted. 1) ALL accessories must be unused; ALL accessory packages must be unopened. 2) ALL items must be intact and undamaged (except for defects in manufacturing). 3) Items must be in good conditions with all original accessories, manuals, and packing materials. 2. In case of below conditions, In refunding, an restock fee of the item price plus shipping cost will be deducted 1) Some accessories were used; ALL accessories in the package were be opened. 2) Some items were damaged (except for defects in manufacturing). -Any missing parts or damaged items will result in rejection on the return. In case of any defectives found, only defects in manufacturing are accepted as the reason of return. -After We receive the return product, Refund will be done. CONTACT You can contact us via eBay message anytime whenever you want. We will reply to you within 24 hours.