The app will be released initially with support for 'messaging and groups' though additional support for 'voice, screen share and [...] channels' will come later. It will be compatible with Android version 4.0+ and will be available for free.
Well BBM coming to Android is big deal itself, But we believe it may be a little late to the party as apps like Viber, Whatsapp and other applications like that have already saturated the market. It could have beneficial for Blackberry a year or two ago. Now they have to fight tooth and nail just to resurrect its former BBM user database.