PDA User Manual

Chapter 7: Specifications
Siemens HC25 UMTS Modem
Ikôn Rugged PDA (Windows CE 5.0) User Manual 255
Mobile station class B
Modulation and coding scheme MCS 1-9
GPRS data transmission: GPRS class 12
Mobile station class B
PBCCH support
Coding schemes CS 1-4
CSD data transmission: Up to 14.4 kbps
V. 1 1 0
Non-transparent mode
SMS: Point-to-point MO and MT
Text and PDU mode
Voice: Triple-rate codec for HR, FR, and EFR
Adaptive multi-rate AMR
Basic hands-free operation
Echo cancellation
Noise reduction
Interfaces: Hirose U.FL-R-SMT 50 Ohms antenna connector
Antenna solder pad
Molex 80-pin board-to-board connector
- Power supply
- Audio: 2x analog, 1x digital
- serial interface (ITU-T V.24 protocol)
- SIM card interface 3 V, 1.8 V
7.2.3 Siemens HC25 UMTS Modem
Frequency bands: UMTS/HSDPA: Triple band, 850//1900/2100MHz
GSM/GPRS/EDGE: Quad band,
850/900/1800/1900MHz
GSM class: Small MS