The Clap Series of smartphone cases goes beyond just protecting your precious device. The 4-part collection — which consists of the Clap ’n’ Shield, Clap ’n’ Deco, Clap’n’ Charge, and Clap ’n’ Listen — provides users with security, style, supplemental power, and wireless headphone recharging depending on their preference. Just install the main case and choose the peripheral that you need. Collect them all to use them interchangeably or select the one (in one of many chic color combinations) that best suits your lifestyle… More at YD.

Clever design and I wonder why there are not more products like this available.