The SHOUT sp is built specifically for use with Iridium NEXT network and features Iridium’s short burst data (SBD), SMS, and voice calls. For customers on Iridium’s commercial gateway, global Push-to-Talk (PTT) is also available. The SHOUT sp is comprised of a touchscreen display, status LED, guarded emergency button, Iridium antenna, and USB-C port. The touchscreen allows easy access to device features, and the USB-C enables charging, firmware updates, and device configuration. The LED displays device status when enabled or may be turned off in a tactical environment.