R U/L/H Series
User Guide, Rev. 00 (May 2015)
49
5.3.2.3
WiFi characteristics
Standards
802.11b/g/n, 802.3, 802.3u
Frequency band
2.4 Ghz
Output power
13 dBm@11n
17 dBm@11b
15 dBm@11g
tolerance ±2 dBm.
Data rates:
up to 150Mbps
5.3.2.4
External antenna
The external antenna is connected to the modem via SMA connector.
Antenna must have parameters as shown below in table.
Antenna frequency range
Supporting GSM, UMTS or LTE frequencies for GSM or
ISM 2.4 GHz for WIFI
Impedance
50
Ω
DC impedance
0
Ω
Gain 0
dBi
VSWR (with cable)
-10 dB
The antenna chosen for working with modem should best fit to circumstances of environment it is
used in. When the modem is placed in a room or somewhere where the range of networks signal is
too low, the outdoor or specific indoor antenna should be used to increase it.
5.4
Environmental characteristic
Attention!
Exceeding the values may result in permanent damage to the module.
Parameter Min
Max
Unit
Ambient Operating
Temperature
-20 45 °C
Storage Temperature -40
85
°C