QoolTalk It is professional Push to Talk (PTT) client compatible with OMA standards. It turns your phone or tablet into a Walkie Talkie, CB Radio chat functionality. Just press the button once and everyone can hear you talking - release the button and hear others talking back to you. All functionality works in real time and all users receive voice immediately when someone presses the button. Suitable not only for corporate users i.e. taxi drivers, delivery companies, construction workers, truck drivers but also for private consumer users when taking part in sport activities, pursuing hobby, spontaneous sharing information and much more. Features: - Voice Recording - Prority calls - Voice group communication with several users - different type of groups available - Instant personal talk - One-to-one call - Instant Messages – 1 to 1 or Group messages - just send message to your group and all connected members will receive it - Instant Personal Alert - callback requests - Contact list and Groups are stored on remote server - not needed anymore to copy contacts when you change the handset - Very low data usage 55KB for 1min talk/listen - Accepted list / Blocked list(reject) - managed from the handset - Option to map hardware and headset button for PTT - Nicknames - Group Active Members list - check who is connected to group - Handset configuration by SMS OS has to support WapPush messages - Able to communicate with all Nokia handsets with native PTT client - users GPS location - users status - presence service NOTE: PTT client uses Location in Background if location is enabled in the application. Continued use of GPS running in the background can dramatically decrease battery life.