The Duo Slim for iPhone 7 and iPhone 7 Plus are the latest editions to the Duo family of iPhone charging and speaker cases, featuring a high-fidelity Bluetooth enabled speaker system and 2200mAh/3000mAh batteries respectively, providing a completely new way to experience your favorite music. Features of the Duo Slim include:

• Play digital audio directly from the iPhone to the Duo hi-fidelity speakers via a docked iPhone lightning connection.
• Full-range 3-watt speaker and passive radiator for amazing bass.
• High-resolution DAC (Digital-to-Analog Converter) for improved hi-fidelity audio.
• 80% extra battery life to your iPhone or enjoy 8+ hours of audio playback with the Duo Slim’s integrated 2200mAh battery.
• 3.5mm headphone jack connected to the case’s integrated DAC for an amazing headphone audio experience.
• Simultaneously charge the Duo and attached iPhone via the Lightning connector in half the time of other leading battery cases.
• Estimated delivery of the Duo Slim for iPhone 7 is September 2017.
• Estimated delivery of the Duo Slim for iPhone 7 Plus is October 2017.