














FOSSIBOT F109S 4G Unlocked Rugged Outdoor Phone Dual Screen
Network Frequency:
GSM,GPRS,EDGE,WCDMA,LTE
EDGE/GPRS: Support
SIM card type SIM: Nano SIM+Nano SIM OR Nano SIM+TF
2G GSM:B2/B3/B5/B8
3G WCDMA:B1/B2/B4/B5/B8
4G FDD-LTE: B1/B2/B3/B4/B5/B7/B8/B12/B17/B19/B20/B28AB/B66
4G TDD-LTE: 38/40/41
Double the Screens. Days of Power.
Meet the FOSSiBOT F109S, the rugged smartphone that brings premium innovation to everyone.
Featuring a revolutionary 1.32" Rear Touch Display, a massive 10,600mAh Battery,
and the newest Android 15 OS, this device is built for outdoor enthusiasts and workers
who need modern tech without the flagship price tag.
Whether you are camping off-grid or navigating a busy job site, the F109S keeps you connected, powered, and informed.
Innovative Features
Dual-Screen Technology
Efficiency at a glance.
Main Display:
A large 6.75" HD+ Screen offers immersive visuals for maps, videos, and work apps.
Rear Display: The innovative 1.32" Circular Rear Screen lets you check notifications,
answer calls, control music, or check the compass without waking the main power-hungry screen.
Massive 10600mAh Battery
Power that lasts for weeks.
The F109S packs a battery three times larger than average phones.
Standby Time: Up to 25 Days (600+ Hours).
Usage: Talk for 43 hours or watch videos for 15+ hours non-stop.
18W Fast Charging: Get back to full power quickly when you finally do need to plug in.
Latest Android 15 Operating System
Be the first to experience the future. The F109S comes pre-installed with Android 15,
offering the smoothest performance, enhanced privacy controls, and smarter battery management.
50MP AI Photography
Capture your world in high definition.
50MP Main Camera: Delivers sharp, clear photos of landscapes and job sites.
5MP Macro Lens: Perfect for close-up shots of intricate details.
16MP Selfie Camera: Look sharp on video calls and social media.
Built to Survive
IP68 & IP69K Certified:
Fully waterproof (1.5m depth), dust-tight, and resistant to high-pressure steam cleaning.
MIL-STD-810H:
Tested against drops, shocks, vibrations, and extreme temperatures.
Customizable Key:
Program the side button for one-touch access to the Flashlight, SOS, Camera, or Sound Recorder.
Technical Specifications
Feature: Specification
Model: FOSSiBOT F109S
Processor: MediaTek Helio G81 (Octa-Core)
RAM: 6GB + 18GB Virtual (24GB Total)
Storage: 256GB (Expandable to 2TB, not included)
Battery: 10,600mAh (18W Fast Charge)
Main Display: 6.75" HD+ IPS LCD
Rear Display: 1.32" Touch Screen
Cameras: 50MP Main + 5MP Macro + 16MP Front
OS: Android 15
Rugged Rating: IP68, IP69K, MIL-STD-810H
Connectivity: 4G LTE, NFC, Bluetooth 5.0, Dual SIM
Security: Face Unlock + Fingerprint Sensor
Transmission function
Navigation: GPS+GLONASS+Galileo+Beidou
WIFI: Wifi 2.4G(b g n)/5.0G(a n ac ax)
Bluetooth: BT 5.0
FM: Support
OTG: Support
NFC: Support
Sensor
G-sensor: Support
Proximity sensor: Support
Ambient light senor: Support
Compass (magnetic): Support
Geomagnetism: Support
Gyroscope: Support
Supported languages
English, Spanish, Portuguese (Brazil), Portuguese (Portugal), Italian, German,
French, Russian, Arabic, Malay, Thai, Greek, Ukrainian, Croatian, Czech, Simplified Chinese,
Traditional Chinese.(It has updated 48 languages)
What's in the Box?
1 x FOSSiBOT F109S Rugged Smartphone
1 x EU Charger(and US, UK or AU adaptor for charger)
1 x USB Type-C Cable
1 x SIM Ejector Pin
1 x User Manual & Warranty Card


























