This 2 in 1 Adapter Cable has no in line control, you can't Adjust the Volume and Answer the Phone.

• Designed for iPhone 7 and iPhone 7 Plus, 2 in 1 Listen to Music and Charging.Listen to music and charge your phone at the same time!
• The adapter could not be used to control the iPhone in switching the music. Also does not have the calling function.
• high grade material with quality surface treatment,perfect match all 3.5 earphone.
• Small style for convenient hands-free using.
• Super Compatibility for iPhone 7/7 plus/5/5c/5s/se/6/6s/6 plus, iPad mini 2/mini 3/mini 4/air/air 2/iPad with Retina display/iPad pro(9.7-inch)/iPad pro(12.9-inch) iPod touch which have a lightning jack.

Designed for iPhone 7 and iPhone 7 Plus, 2 in 1 Listen to Music and Charging.Listen to music and charge your phone at the same time!TGOM