Brand New, Unused, Beats Wireless Studio Three cable for volume control, microphone for speaking on the 📱 and audio Jack to 🎧 This audio jack connects an 📱 to a pair of BEATS 🎧 headphones. It’s also got a volume adjuster 🔼🔽 and a built in microphone 🎤 and it allows you to ⏭️ tracks or access SIRI or just raise and lower the volume. It was never used. Just part of extra cables in a travel kit. Thanks! (Instructions not included) Like New! Please explore all my other Otterbox cases, cables, wall chargers, car chargers, Apple Cables, Apple Chargers, and Beats By Dre Cables / Chargers.