Wasabi Power Battery (2-Pack) and New Dual Charger for GoPro Hero3, Hero3+ (with Car and US Plug) 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 lightening 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.