P/N: XP8800. That’s really smart. XPand Interface, USB-C, Sonim SecureAudio Connector, Charging Pins, Dual Nano SIM Card Slots. Sonim SCOUT, Push-to-Talk2, Lone Worker/Man-down2, Google Play. Communicate more powerfully, more freely with Handset Powered Audio Accessories connected through Sonim’s SecureAudio Connector.