EldHus sb001 Headphone Adapter, B, for kindle3 4-in-1 Functions: Support LISTEN MUSIC + CHARGING + PHONE CALL + MICROPHONE AND REMOTE ON LIGHTNING HEADPHONES. so you don't worry about your Phone run out of power while enjoying music or making a phone call. Excellent Performance - Charger Adapter for 2A Charging Speed Increase By 1.5 Times And 30%, Improve Output Efficiency And Save Charging Time. Premium Sound Quality - Headphone / Earphone Jack Choose Smart Chipsets To Ensure The Genuine And Natural Sound Quality Without Distortion. Supports up to 48 kHz, 24-bit SNR - 95db audio output. Excellent Compatibility - Dual Lightining Headphone Audio and Charge Adapter For iPhone 7/7 Plus/8/8 Plus/X,iPad and iPod touch. Support for iOS 10.3/iOS 11 or later. Easy To Use: Plug and play enabled! No extra software, you just plug and then it could enjoy much clear and fidelity sound quality.