Please Note: Most orders are handled within 2-3 business days. Our stated 5 business days handling time applies only in rare circumstances. Our stated free shipping cost for large/bulky items (large furniture, appliances, electronics, etc.) is only applicable for orders with shipping addresses within mainland USA (Upper 48 States). Customers located outside of the mainland USA region (Guam, Hawaii, US Virgin Island, Alaska, Puerto Rico, etc.) must contact us to make shipping arrangement before submitting an order for any such large bulky items. Failure to adhere to the above requirement for large/bulky items, may result in automatic order cancellation. Long Working Time Sweatproof and waterproof Easy to Operate Deep Bass Premium Sound 12mm titanium vibrating diaphragm speaker STILL UNDECIDED? COMPARISON SHOP AND CONSIDER PURCHASING THIS OR A SIMILAR ITEM BY CLICKING ON OUR AFFILIATE PARTNER LINK(S) BELOW. YOU MAY FIND LOWER PRICES, FREE FASTER SHIPPING ON THIS SAME OR A SIMILAR PRODUCT. Please Note That The Above Buttons Contain Affiliate Links for Which We May Be Compensated (At No Additional Cost to You) for Being An Partner Amazon Associates Program Active Participant. Your Support Is Greatly Appreciated. Thank You! Features: Brand Name:yunshines Style:Earbuds Vocalism Principle:Dynamic Origin:Mainland China Active Noise-Cancellation:Yes Material:Metal Material:Plastic Material:Silica gel Control Button:Yes Communication:True Wireless Volume Control:Yes Category:Earphones Headphones Number Of Drivers:2 Plug Type:NONE Impedance Range:up to 32 ? Headphone Pads Material:Silicone Sound Isolating:YES Support Memory Card:No Waterproof:Yes Magnet Type:Neodymium Wireless Type:bluetooth Is wireless:Yes Charging Method:Charging case Maximum wireless range[m]:10m-20m With Microphone:Yes Package Includes: 1 x Office Wireless Headphone Listing and template services provided by inkFrog Please Note: Most orders are handled within 2-3 business days. Our stated 5 business days handling time applies only in rare circumstances. Our stated free shipping cost for large/bulky items (large furniture, appliances, electronics, etc.) is only applicable for orders with shipping addresses within mainland USA (Upper 48 States). Customers located outside of the mainland USA region (Guam, Hawaii, US Virgin Island, Alaska, Puerto Rico, etc.) must contact us to make shipping arrangement before submitting an order for any such large bulky items. Failure to adhere to the above requirement for large/bulky items, may result in automatic order cancellation.