Shenzhen Kingbird Network Technology CO.,LTD KB3050 GPRS DTU
5
2 Technical Specification
3 KB3050 GPRS DTU
Technical Parameters
2.1 GSM/GPRS:
Frequency Band: EGSM900MHz/DCS1800MHz
GPRS Multi-slot Class 12
GPRS Mobile Station Class B
GPRS Coding: CS1~CS4
Output Power: Class 4 (2W) at GSM850MHz and GSM900MHz
Class 1 (1W) at DCS1800MHz and PCS1900MHz
Sensitivity: <-107 dBm (typ.) at GSM900 MHz <-107 dBm (typ.) at DCS1800MHz
Compatible standard AT command
（
GSM07.05 and 07.07
）
Support extend command
Support SMS
、
USSD
、
CSD
Embed TCP/IP Protocol
2.2 Basic
Function:
Embed TCP/IP Protocol
Embed standard AT command
（
GSM07.05 and 07.07
）
Support extend command
Support SMS
、
USSD
、
CSD
Transparent data transmitting
Support IP address or domain name
Support special APN
