Nordic Semiconductor shows their ultra low power Bluetooth Low Energy, Ant, 2.4Ghz ARM Cortex-M0 based system on chips for trying to simplify the development of Wearables, Internet of Things devices, they are working to make things as simple as possible. One of the features that Nordic Semiconductor is able to demonstrate is to send voice over Bluetooth Low Energy. Nordic Semiconductor's implementation of Thread and mbed are being demonstrated.
GOCLEVER CHRONOS ECO vibrates and displays notifications from the Smartphone. Using the dedicated Android/iOS application, users can choose which notifications from which app to vibrate and display. The display is always on using the Sharp Memory LCD technology, provides pretty impressive contrast for indoor and outdoor use with backlight that can kick in on touch and on lifting the wrist. With an amazing 20-day battery life with the always-on display always active, thanks also to the Nordic Semiconductor ARM Cortex-M0 processor, GOCLEVER CHRONOS ECO is to be available in May for around $70 on Ebay and Amazon in most of the EU.
You can read more about it at http://www.goclever.com/uk/products,c1/smartwear,c114/chronos-eco,a455.html