Model Number	MC55
Brand Name	SIEMENS

General features:

Tri-Band GSM 900/1800/1900 MHz (MC55)

Tri-Band GSM 850/1800/1900 MHz (MC56)

GPRS multi-slot class 10

Compliant to GSM phase 2/2+

Output power:

  Class 4 (2 W) for EGSM850

  Class 4 (2 W) for EGSM900

  Class 1 (1 W) for GSM1800

  Class 1 (1 W) for GSM1900

Control via AT commands

(Hayes 3GPP TS 27.007, TS 27.005)

SIM Application Toolkit

TCP/IP stack access via AT commands

Internet Services: TCP, UDP, HTTP, FTP, SMTP, POP3

Supply voltage range: 3.3 ... 4.8 V

Power consumption

  Power down 50 μA

  Sleep mode (registered DRX = 5) 3.0 mA

  Speech mode (average) 260 mA

  GPRS class 10 (average) 450 mA

Temperature range

  Normal Operation: -20°C to +70°C

  Restricted Operation: -25°C to +75°C

  Switch off: +80°C

  Storage: -40°C to +85°C

Dimensions: 35 x 32.5 x 2.95 mm (incl. B-to-B-Connector: 3.1 mm)

Weight: 5.5 g

Specifications for GPRS data transmission:

GPRS class 10: max. 85.6 kbps (downlink)

Mobile station class B

PBCCH support

Coding schemes CS 1-4

Specification for CSD data transmission:

Up to 14.4 kbps

V.110

Non-transparent mode

USSD support

Specification for SMS:

Point-to-point MO and MT

SMS cell broadcast

Text and PDU mode

Specification for fax:

Group 3, class 2

Specification for voice:

Triple-rate codec for HR, FR, and EFR

Adaptive multi-rate AMR

Basic hands-free operation

Echo cancellation

Noise reduction

Special features:

RIL software for Microsoft(R) Windows

Mobile(TM) 5.0 based devices

Multiplexer driver for

Microsoft(R) Windows

Interfaces:

Hirose U.FL-R-SMT 50 Ohm antenna connector

Antenna solder pad

Hirose 50-pin board-to-board connector

  Power supply

  Audio: 2 x analog, 1 x digital

  SIM card interface 3 V

  2 x serial interface (ITU-T V.24 protocol)

  Battery charger

Approvals:

R&TTE, FCC, UL, IC, GCF, PTCRB, CE

Local approvals and network operator certifications