User's Manual
L831-EA Module Hardware User Manual Page
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2G Talk:300mA (GSM PCL5)
Interfaces
RF Interface
Antenna : Mainx1,Diversityx1
Function Interface
1 x USB 2.0,Multiple Profiles over USB
SIM Support,I2C Support,I2S/PCM Support
GPIO,Clock
Data Features
Protocol Stack
Embedded TCP/IP and UDP/IP protocol stack
EDGE
Multi-slot class 33 (5 Down; 4 Up; 6 Total)
Coding Scheme MCS1~9
GPRS
Multi-slot class 33 (5 Down; 4 Up; 6 Total)
Coding Scheme MCS1~4
CSD
UMTS(14.4kbps),GSM(9.6kbps)
USSD
Support
SMS
MO / MT Text and PDU modes
Cell broadcast
Audio
Digital Audio
Voice coders :EFR/HR/FR/AMR
VoLTE (not support yet)
Audio Control
Gain control
Character Set
IRA,GSM,UCS2,HEX
AT commands
FIBOCOM proprietary AT commands
GSM 07.05
GSM 07.07
Accessories
Firmware Loader Tool over USB
User Manual
Developer Kit