A GY6 Global Holdings Company

Communications infrastructure for those who protect and serve.

GY6 Defense delivers P25, MCX, and satellite-interoperable communications for public safety agencies — engineered for reliability when lives depend on it, delivered as a simple per-user SaaS subscription.

99.98%
Network Uptime
<80ms
PTT Call Setup
24/7
NOC Support
Sectors Served
Law Enforcement · Fire & EMS · State Agencies · Transportation · Corrections · Emergency Management · Defense
01 — Solutions
Our Capabilities
Comprehensive communications built for the most demanding environments — from dispatch centers to the field and into denied satellite zones.
01

P25 Radio Systems

End-to-end APCO Project 25 Phase I & II infrastructure — engineered for California interoperability frameworks including FIRESCOPE and Cal-SCIP.

P25 ISSICSSIAES-256TDMA
02

Dispatch & CAD Integration

Next-generation dispatch console with CAD bridge, NG911, and AVL — seamless interoperability across channels, agencies, and radio bands.

CAD BridgeNG911AVL
03

MCX / Mission Critical PTT

3GPP MCPTT, MCVideo, and MCData over LTE/5G — bridged to legacy P25 via certified IWF-BRIDGE interworking function. FirstNet certified.

MCPTTMCVideoFirstNetIWF
04

Satellite Interoperability

T-Satellite D2D direct-to-device via LEO/GEO constellations with AL-FEC error correction — coverage in denied and austere environments with no terrestrial backhaul.

D2D SatelliteLEOGEOBLOS
05

Interoperability Architecture

ISSI/CSSI gateway design enabling multi-agency, multi-band communications across statewide and federal networks. FIRESCOPE, NIICD, Cal-SCIP, and PSRSPC compliant.

FIRESCOPENIICDCal-SCIP
06

Government Procurement

Strategic advisory for state and local agency procurement — California DGS, NASPO, GSA, SEWP, and cooperative purchasing vehicles. Deep GY6 Defense government relationships.

DGSNASPOGSASEWP
02 — Technology
The GY6 Defense Platform
A unified communications architecture built from first principles for public safety — not adapted from commercial off-the-shelf solutions.
—01

Unified Command Architecture

Single pane of glass for multi-agency, multi-band radio management with real-time network health telemetry and alert escalation.

—02

Hardware-Agnostic Integration

Certified integrations with L3Harris, Motorola, Kenwood, and BK Radio — protecting existing infrastructure investments while adding MCX capability.

—03

End-to-End Encryption

AES-256 over-the-air encryption across P25 and MCX channels, FIPS 140-2 compliant key management, OTAR provisioning.

—04

Rapid Deployment Mode

Pre-configured agency templates enabling full channel programming and zone architecture deployment in under 4 hours.

GY6 Defense · Network Architecture
P25 Core Controller
├─
ISSI Gateway
·
CSSI Gateway
├─
MCX IWF Bridge
·
Satellite Node
└─
Dispatch Console
·
NOC Monitor
Live Diagnostics
PTT Latency
74ms
Active Calls
1,247
Encryption
AES-256
Uptime
99.98%
03 — Subscription
Per-User Pricing
Simple, transparent per-user / per-month subscriptions. No hardware lock-in. Scale up or down as your agency grows. All tiers include 30-day free trial.
Monthly Annual Save 20%
Tier 01
Patrol
$29
/user
/month
Billed monthly · No contract
Start Free Trial
MCPTT Push-to-Talk (3GPP)
P25 Phase I & II network access
AES-256 end-to-end encryption
iOS & Android mobile app
Basic interoperability (ISSI)
Standard SLA — 99.9% uptime
8×5 email & chat support
MCX Video streaming
CAD system integration
Satellite D2D connectivity
Dedicated NOC support
Tier 02
Command
$65
/user
/month
Billed monthly · No contract
Start Free Trial
Everything in Patrol
MCX Video — body cam & drone feeds
MCData — real-time file & GPS share
CAD integration & AVL tracking
Priority QoS — FirstNet fast lane
CSSI & advanced interop
Enhanced SLA — 99.95% uptime
24/7 NOC monitoring & alerting
Dispatch console access
Satellite D2D connectivity
Custom agency deployment
Tier 03
Agency
Custom
Volume pricing · Multi-year SLA options
Request Proposal
Everything in Command
T-Satellite D2D — LEO/GEO coverage
Custom ISSI/CSSI architecture
Multi-agency management portal
On-premise or sovereign cloud deploy
Dedicated GY6 account team
Custom SLA — up to 99.999% uptime
24/7 dedicated NOC line
Agency-specific zone programming
Government procurement support
FIPS 140-2 / CJIS audit package
Supported Standards & Compliance Frameworks
APCO P25 Ph.IAPCO P25 Ph.II 3GPP MCX Rel.153GPP MCPTT 3GPP MCData3GPP MCVideo ISSI / CSSITIA-102 FirstNet / AT&TFIPS 140-2 AES-256CJIS Security Policy FedRAMP ReadyFIRESCOPE Cal-SCIPNIICD OTARSIP / RTP ETSI TETRAIL4 Roadmap
04 — Mission
"Communications that fail are infrastructure that never existed."

GY6 Defense is the mission-critical communications platform of GY6 Global Holdings — a defense technology company specializing in public safety communications, satellite interoperability, and government procurement strategy.

Our team brings together decades of field experience in law enforcement, fire service, emergency management, and defense communications engineering. We design solutions we would trust with our own lives — then deliver them as an accessible SaaS subscription that any agency can deploy.

Reliability First
Systems engineered to 99.999% availability with N+1 redundancy at every critical node.
Standards Compliant
APCO P25, 3GPP MCX, NIST FIPS, FCC Part 90 — certified and audited across all product lines.
Practitioner-Led
Every solution reviewed by active and former public safety professionals before deployment.
Subscription Simplicity
Per-user/month SaaS model — no upfront hardware, no long procurement cycles. Start in days.
05 — Contact
Let's Talk

Ready to modernize your agency's communications? Start a free 30-day trial or request a GY6 Defense briefing — no commitment required.

General Inquiries
info@skiinetworks.com
24/7 NOC Support
1-800-SKII-NET
GY6 Defense Briefings
defense@skiinetworks.com
Parent Company
GY6 Global Holdings
Builds and scales technology companies serving public safety, defense, and government markets — from product engineering through market entry and sustained growth.
Sister Company
GY6 AI
Investigative Intelligence Platforms
Sister Company
GY6 Solutions
Revenue Development & Commercialization
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GY6 Defense
Mission-Critical Communications