# ESChat

## Mission Critical Push-to-Talk

ESChat is the mission critical Push-to-Talk solution of choice for first responders, used by the U.S. military, federal, state and local agencies. ESChat can operate as a standalone broadband solution or be integrated with any Land Mobile Radio (LMR), Logging Recorder, Dispatch or CAD solution.

### Features

- **Wireline LMR Interoperability**  
  - ISSI (TIA-102) for P25 Networks  
  - AIS (ETSI) for DMR Networks
- **KMF (TIA-102) OTAR Encryption Rekeying**
- **DFSI, NXIP, SDK, and RoIP LMR Interoperability**  
- **SIPREC Support for 3rd Party Logging Recorders**  
- **Compatible with 3rd Party Dispatch & CAD**
- **Multi-Call Mode**
  - Supports Four Simultaneous Calls  
  - Priority Scan & Priority Talkback Modes
- **Multimedia Messaging**
- **Live Location Tracking & Mapping**
- **FedRAMP, Private Cloud or On-Premise Hosting**
- **Satellite Connectivity for SAR at Sea Comms**

### Administration

- **Comprehensive Administration Tools**
- **Instant Private, Adhoc & Group Calling**  
- Maximum Group Size: 3,000

### Device Support

- **Sonim XP10**
- **iPhone**
- **VP8000 P25 Radio**

### ESChat Client Applications

Available for Android, iOS and Windows PC:
- Contacts Tab
- Channels Tab
- Message Compose

### Additional Features

- **AIS Integration for DMR Networks**
- **Complete Platform Management for Customer Administrators**
- **Easy to use Contact and Group Selection**
- **Wireless Carrier Independent and Cross Carrier Capable**
- **QPP available today for FirstNet, Verizon, T-Mobile and UScellular Subscribers**
- **Support for Apple Push-to-Talk Framework**
- **SDK Partner Program Available**
- **Android, iOS, IoT and PC Based Clients Available**

### Conclusion

ESChat sets the standard for broadband PTT service.