Dual functionality to listen to music or talk and charge at the same time. Supports pass-through charging up to 12W for iPhone and iPad. Supports up to 48 kHz, 24-bit audio output. Compatible with Lightning Audio headphones† and the Apple Lightning to 3.5 mm Headphone Jack Adapter. Supports remote control and microphone from Lightning Audio headphones. Works with Apple iPhone 7 Smart Battery Case. Made for iPhone + iPad. Sold by each. White.