F3938 Tech Spec
F3938 Tech Spec
F3938 Tech Spec
ROUTER
Technical Specification
F3938 is a vehicle WIFI new media operating terminal and it integrates the advanced 3G/4G/WIFI
advertising push technology. The passengers can use smart phones, PAD and notebook to enjoy freely the local
videos, news, music, games, and quickly connecting the Internet, etc. And media operators may carry out more
value added services.
F3938 has been already widely used in public transportation, tourism, finance and medical industries, such
as urban public transport, customized bus, bus stations, tour bus, long-distance passenger bus, tourist
attractions, bank, hospital and so on.
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F3938
ROUTER
Technical Specification
Application Topology
Product Specification
Design for Vehicle Application
High-powered 32bits CPU
Vehicle power supply design, support under-voltage, over-voltage, over-current, reverse connection, short circuit, surge
protection
Wide Power range: DC 9~36V
Wide Operating Temperature(-35~+75ºC)
Aviation plug for power input
Metal shell, high heat radiating and anti collision performance
Shockproof design, suitable for vehicle vibrating environment
Security structure design for TF/SIM card
Support backup power supply connection
Stability and Reliability
Support hardware and software WDT to ensure the stability of the system
Support auto recovery mechanism, including online detect, auto redial when offline to make router always online
Data storage with SSD, ensure the data security and stability on high speed read and write
Ethernet port: 1.5KV magnetic isolation protection
RS232/RS485/RS422 port: 15KV ESD protection
SIM/UIM port: 15KV ESD protection
Antenna port: lightning protection(optional)
Standard and Convenience
F3938
ROUTER
Technical Specification
Product Specification
Cellular Specification
Item Content
Cellular Module High-performance cellular module (optional single module, double module or no module)
Can support: TDD-LTE/FDD-LTE/EVDO/WCDMA/TD-SCDMA/CDMA1X/GPRS/EDGE
Standard Optional support: single-mode, multi-mode or All network communication
FDD LTE(DL:100Mbps,UL:50Mbps)
TDD LTE(DL:68Mbps,UL:17Mbps)
Bandwidth CDMA2000 1X EVDO Rev A (DL:3.1Mbps,UL:1.8Mbps)
WCDMA(DL:42Mbps,UL:5.76Mbps)
TD-SCDMA(DL:4.2Mbps,UL:2.2Mbps)
TX power <24dBm
RX sensitivity <-109dBm
WIFI Specification
Item Content
Standard IEEE802.11b/g/n/a/ac
IEEE802.11b/g:108Mbps(max)
Bandwidth IEEE802.11n:300Mbps(max)
IEEE802.11ac:780Mbps(max)
WEP, WPA, WPA2, etc.
Security
WPS (optional)
TX power 20dBm(11n),24dBm(11g),26dBm(11b),16dBm(11ac)
RX sensitivity <-72dBm@54Mpbs
Hardware System
Item Content
F3938
ROUTER
Technical Specification
DDR2 512MB
TF 32GB(optional)
Interface type
Item Content
WAN 1 10/100/1000 Mbps WAN port(RJ45), auto MDI/MDIX, 1.5KV magnetic isolation protection
LAN 1 10/100/1000 Mbps Ethernet ports(RJ45), auto MDI/MDIX, 1.5KV magnetic isolation protection
1 RS232(or RS485/RS422) port, 15KV ESD protection
Data bits: 8(optional 5, 6 ,7,)
Serial Stop bits: 1, 1.5(optional), 2
Parity: none, even, odd, space(optional), mark(optional)
Baud rate: 2400~115200 bps
“PWR”、“SYS”、“SIM”、 “GPS”、“Online”、“SSD”、“TF”、“LAN”、“WAN”、“WIFI”, "Signal Strength"( Indicator
Indicator
according to the configuration)
Cellular: Standard SMA female interface, 50 ohm, lighting protection(optional one, two or not)
Antenna GPS:One standard SMA female interface, 50 ohm, lighting protection(optional)
WIFI: Two standard SMA male interface, 50 ohm, lighting protection
SIM/UIM Standard 3V/1.8V user card interface, 15KV ESD protection
USB Standard A type USB host interface, one supports USB2.0, one supports USB 3.0 High-speed
TF Standard TF card interface
Power Aviation plug or vehicle power jack, reverse-voltage and overvoltage protection
Power supply
Item Content
Standard Power DC 12V/1.5A
Power range DC 9~36V
F3938
ROUTER
Technical Specification