Duo Case is a casing presented at CES 2015 especially for those who like to listen to music when they travel, it has an external battery and two speakers included. Duo Case it has a 2500 mAh battery available that doubles the autonomy of the terminals iPhone 6 in any conditions, but of course it has implemented support for Wi-Fi or Bluetooth connections to interconnect with iPhones.
According to Duo Case developers, the case can offer up to 17 hours of listening to music, it works with the help of a special application that must be installed in iPhone terminals. Through this application, music can be played through the speakers of the case, but also through it an audio equalizer can be controlled and an analog-to-digital converter can be used to play the music in the best possible conditions.
Duo Case – case with external battery and speakers included
Separately, the chip that plays the digital signal can be programmed by users, and if you wish, you can use this case including for phone calls accepted on iPhone terminals. Regarding the intensity of the sounds, you can see in the video clip above that we are talking about two speakers strong enough to play the sounds as loud and clear as possible.
Although the case increases the thickness of the terminal, if you like to listen to music without headphones, then it is as suitable as possible for you, the music you listen to can be loaded from anywhere. Duo Case is available for pre-order from manufacturer's website at the price of $140, one suitable for such a complex product.
