Brand Siemens
Model SX45i
Released 2002 Mar
Hardware Designer Casio Computer
Manufacturer Casio Computer
General Extras 

Passive stylus

Device Category 

Smartphone

Width 87 mm
Height 134.4 mm
Depth 26.5 mm
Dimensions 3.43×5.29×1.04 inches
Mass 303 g
10.69 ounces
Platform 

Windows (mobile-class)

Operating System

Microsoft Pocket PC 2000 (Rapier)

CPU Clock 150 MHz
CPU

NEC VR4122, 1999, 64 bit, single-core, 32 Kbyte I-Cache, 16 Kbyte D-Cache

RAM Type 

SDRAM

RAM Capacity (converted) 32 MiB RAM
Non-volatile Memory Capacity (converted) 16 MiB ROM
Display Diagonal 89 mm
3.5 inch
Resolution 240×320
Horizontal Full Bezel Width 33.6 mm
Display Area Utilization 32.5%
Pixel Density 114 PPI
Display Type 

Color TN-TFT LCD display

Number of Display Scales 65536
Scratch Resistant Screen  No
Graphical Controller NEC MIPS R4000 Embedded LCD Contoller
A/V Out  No
Microphone(s) 

mono

Loudpeaker(s):  

mono

Audio Output:  

3.5mm

Supported Cellular Bands 

GSM900
, GSM1800 bands

Supported Cellular Data Links 

CSD
, GPRS
, GPRS C8 data links

SIM Card Slot 

Mini-SIM (2FF)

Complementary Phone Services 

Voice transmission

Sec. Supported Cellular Networks:   No
Touchscreen Type 

Resistive screen

Directional Pad 

4-way

Expansion Interfaces 

CF I.
, CF II.
, MMC
, SD

USB 

USB 1.1

USB FS (12 Mbps)

USB Connector 

Proprietary

Bluetooth  No
Wireless LAN  No
IR 

IrDA 1.1

115200bit/s (SIR/CIR)

Serial 

RS-232

Serial Connector:  

Proprietary

Serial Data Rate:  

115200 bps

FM Radio Receiver  No
Camera Image Sensor  No
Focus  No
Flash  No
Aux. Camera Image Sensor  No
Aux. 2 Camera Image Sensor  No
Aux. 3 Camera Image Sensor  No
Aux.4 Camera Image Sensor  No
Secondary Camera Sensor  No
Sec. Aux. Cam. Image Sensor  No
Built-in accelerometer  No
Protection from solid materials 

Yes

Protection from liquids 

Yes

Battery 

Li-ion

removable

Estimated Battery Life 11.0 hours
Data Integrity 

Final