Misc. fixes and improvements.
Designed for use only on Cisco Webex Wireless Phone 800 series devices. The Push-to-talk (PTT) application provides radio multicast on Cisco devices.
* Up to 25 Channels can be subscribed
* Emergency Channel override
* Priority Channel override
* Transmit or listen only options for each channel
* Programmable Caller ID
* View recent PTT activity
* Select default channel
* Soft and hard transmit keys
* Deployable in groups
* Interfaces with Cisco Phone calling activity
