2Pcs GSM Modem Serial RS232 RS485 To GPRS DTU EU Plug

Quad-band GSM/GPRS/EDGE 850/900/1800/1900 MHz. Support double data centers, one main and another backup. Connecting TCP/IP and sending SMS via AT commands. 1 RS232 serial port and 1 RS485 serial port (not use simultaneously). Flow Control: CTS/RTS
Transparent mode(TCP/UDP)/https client/SMS mode. Standard : GSM. Rate : 14.4 Kbps ~ 57.6 Kbps. Standard Frequency Range : 850/900/1800/1900MHz
GPRS Multi-slot Class : GPRS Class 10
GPRS Terminal Device Class : Class B. GPRS Coding Schemes : CS1 ~ CS4
Max Launch Power : GSM900 class4 (2W), DCS1800 class1(1W). Application : GSM standard AT instruction set / USR extension AT instruction set / data transmission / SMS transmission

Network Protocol : TCP, UDP, DNS, https
Network Link Count : 4
Disconnection Buffer : 4 x 15K bytes
Network Receive Buffer : 4K byte
Serial
Port Number : 2 (1*RS-232, 1*RS-485, can not work at the same time)
Interface Standard : RS-232: DB9 cellular type, RS-485: 2 wire (A+, B-)
Data Bit : 5, 6, 7, 8
Stop Bit : 1, 1.5, 2
Check Bit : None, Even, Odd
Baud Rate : UART: 2400 bps ~ 921600 bps
Flow Control : RTS/CTS
Receive Buffer : 4K byte
RS-485 Pull-up and Pull-down Resistor : 2.2 KΩ
Device Interface
Antenna Interface : 50Ω/SMA-K (female terminal)
SIM Card : 1.8V / 3V
Speech Interface : Null

Virtual Serial(USR-VCOM) : Windows 2000 or higher (32 bit/64 bit)
Configuration : Serial AT command, network AT command, SMS AT command
Basic
Operating Temp. : -25 ~ 85°C
Storage Temp. : -40 ~ 125°C
Working Current : Average: 22 ~ 45mA, Max: 201mA
Colour:As Shown
Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on
Voltage: AC100-240V
Material:plastic

Package Contents:
2 x Modem Serial

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.