Push email utilizes a mail delivery system with real-time capability to “push” email through to the client as soon as it arrives, rather than requiring the client to poll and collect or pull mail manually. With a push email smartphone, for example, the client’s mailbox is constantly updated with arriving email without user intervention. Smartphones [...]

Wibree - which is now known as Ultra Low Power (ULP) Bluetooth - is radio technology for small, button cell battery-powered devices, such as  watches, wireless keyboards, and gaming and sports sensors. These objects can then connect to Bluetooth-enabled host devices, whether computers or mobile phones.
Developed by Nokia from 2001, and released publicly in 2006, [...]

Android™ is a powerful software platform and operating system for mobile devices based on the well known Linux operating system and developed by Google and the Open Handset Alliance. It allows developers to write managed code in Java that utilizes Google-developed software libraries, but does not support programs developed in native code.
The Android platform is [...]