Amazon.com: Powerbeats3 Wireless Earphones - Apple W1 Headphone Chip, Class 1 Bluetooth, 12 Hours of Listening Time, Sweat Resistant Earbuds - Defiant Black-Red
Amazon.com: Beats Flex Wireless Earbuds – Apple W1 Headphone Chip, Magnetic Earphones, Class 1 Bluetooth, 12 Hours of Listening Time, Built-in Microphone - Black : Electronics