Outdoor Tech OT5200 Orcas - Ultra-Light Active Sweat-Proof Wireless Bluetooth Earbuds with Comply Memory Foam Eartips (Black) The Orcas by Outdoor Tech are Ultra-light active Bluetooth wireless ear buds with Hi-Fi audio Sweat-proof and water resistant, the Orcas are made for the gym, running in the rain, or just ignoring patrons as you work the night shift at Chubbies convenience store. Various fittings allow you to customize the Orcas to your particular ear holes Rechargeable Lithium Ion battery gives you 6 hours of Hi-Fi sound or talk time Low profile inline controls and built in microphone allows you to leave your phone in your pocket, all nice and toasty like