| S2 | S1 |
|---|---|
| Brand | |
| RoverPC | RoverPC |
| Model | |
| S2 | S1 |
| Released | |
| 2004 Aug | 2003 Dec |
| Hardware Designer | |
| Lenovo | Wistron |
| Manufacturer | |
| Lenovo | Wistron |
| General Extras | |
|
Rotatable screen Passive stylus |
N/A |
| Device Category | |
| Smartphone | Smartphone |
| List of Additional Features | |
| rotatable screen | N/A |
| S2 | S1 |
|---|---|
| Width | |
|
63.5 mm 2.5 inch |
68.5 mm 2.7 inch |
| Height | |
|
107 mm 4.21 inch |
109 mm 4.29 inch |
| Depth | |
|
24.7 mm 0.97 inches |
21.6 mm 0.85 inches |
| Bounding Volume | |
| 167.8 ccm | 161.3 ccm |
| Mass | |
|
176 g 6.21 ounces |
158 g 5.57 ounces |
| S2 | S1 |
|---|---|
| Platform | |
| Windows (mobile-class) | Windows (mobile-class) |
| Operating System | |
| Microsoft Windows Mobile 2003 for Pocket PC Phone Edition (Ozone) | Microsoft Windows Mobile 2003 for Pocket PC Phone Edition (Ozone) |
| Operating System Kernel Version | |
| 4.20.0 Build 14053 | 4.20.0 Build 13252 |
| S2 | S1 |
|---|---|
| CPU Clock | |
| 400 MHz | 400 MHz |
| CPU | |
|
Intel XScale PXA260 2,003 32 bit single-core 32 Kbyte I-Cache 32 Kbyte D-Cache |
Intel XScale PXA255 2,003 32 bit single-core 32 Kbyte I-Cache 32 Kbyte D-Cache |
| RAM Type | |
| SDRAM | SDRAM |
| RAM Capacity | |
|
64 MiB RAM 61.57 MiB user accessible RAM |
64 MiB RAM 63.29 MiB user accessible RAM |
| Non-volatile Memory Type | |
| Flash EEPROM | Flash EEPROM |
| Non-volatile Memory Interface | |
| Yes | Yes |
| Non-volatile Memory Capacity | |
| 32 MiB non-volatile | 64 MiB non-volatile, 34.32 MiB free user storage |
| S2 | S1 |
|---|---|
| Display Diagonal | |
|
74.5 mm 2.9 inch |
89 mm 3.5 inch |
| Resolution | |
|
240x320 76800 pixels |
240x320 76800 pixels |
| Display Width | |
|
44.7 mm 1.76 inch |
53.4 mm 2.1 inch |
| Display Height | |
|
59.6 mm 2.35 inch |
71.2 mm 2.8 inch |
| Horizontal Full Bezel Width | |
| 18.8 mm | 15.1 mm |
| Display Area | |
| 2664.1 square millimeter | 3802.1 square millimeter |
| Display Area Utilization | |
| 39.2% | 50.9% |
| Pixel Size | |
| 0.18625 mm/pixel | 0.2225 mm/pixel |
| Pixel Density | |
| 136 PPI | 114 PPI |
| Display Type | |
| Color TN-TFT LCD display | Color TN-TFT LCD display |
| Display Color Depth | |
| 16 bit/pixel | 16 bit/pixel |
| Number of Display Scales | |
| 65,536 | 65536 |
| Display Illumination | |
| Yes | Yes |
| Display Light Reflection Mode | |
| transflective | transflective |
| Display Subpixel Scheme | |
| RGB Matrix (3 subpixels) | RGB Matrix (3 subpixels) |
| Scratch Resistant Screen | |
| No | No |
| Secondary Display Diagonal: | |
|
31 mm 1.2 inch |
N/A |
| Secondary Display Type: | |
| Monochrome STN LCD 2nd display | N/A |
| Secondary Display Color Depth: | |
| 1 bit/pixel | N/A |
| Secondary Number of Display Colors/Scales: | |
| 2 | N/A |
| Secondary Display Illumination: | |
| ELP | N/A |
| Secondary Display Light Reflection Mode: | |
| reflective | N/A |
| Graphical Controller | |
| N/A | N/A |
| A/V Out | |
| No | No |
| S2 | S1 |
|---|---|
| Audio Channel(s) | |
| stereo | stereo |
| Microphone(s) | |
| mono | mono |
| D/A Converter Nominal Resolution | |
| 16 bit quantization | 16 bit quantization |
| Loudspeaker(s): | |
| mono | mono |
| Audio Output: | |
| 2.5mm | 2.5mm |
| S2 | S1 |
|---|---|
| Supported Cellular Bands | |
|
GSM 900MHz (B8) GSM 1800MHz (B3) bands |
GSM 900MHz (B8) GSM 1800MHz (B3) GSM 1900MHz (PCS, B2) bands |
| Supported Cellular Data Links | |
|
CSD 9.6 kbps GPRS (Class unspecified) GPRS Class 10 data links |
CSD 9.6 kbps GPRS (Class unspecified) GPRS Class 10 data links |
| SIM Card Slot | |
| Mini-SIM (2FF) | Mini-SIM (2FF) |
| Cellular Antenna | |
| Fixed external antenna | Fixed external antenna |
| Call Alert Sound | |
| 32-chord melody | 32-chord melody |
| Complementary Phone Services | |
|
Voice transmission Vibrating Alert |
Voice transmission Vibrating Alert Speakerphone |
| Sec. Supported Cellular Networks: | |
| No | No |
| S2 | S1 |
|---|---|
| Touchscreen Type | |
| Resistive touch sensing screen | Resistive touch sensing screen |
| Touchscreen Simultaneous Touch Points | |
| Single-touch | Single-touch |
| Keyboard | |
| Built-in numeric | Attachable numeric |
| Keyboard Backlight | |
| Aut. keyboard backlight (upon press of key) | N/A |
| Number of keys | |
| 21 | 12 |
| Directional Pad | |
| Four-way (with action button)-way | N/A |
| S2 | S1 |
|---|---|
| Expansion Interfaces | |
|
MMC SD Secure Digital Input/Output interface |
MMC SD Secure Digital Input/Output interface |
| USB | |
|
USB 1.1 USB Full-Speed (12 Mbps) |
USB 1.1 USB Full-Speed (12 Mbps) |
| USB Connector | |
| USB Series Mini-B (mini-USB) | Proprietary |
| Bluetooth | |
|
Bluetooth 1.1 Internal antenna |
N/A |
| Wireless LAN | |
| No | No |
| IR | |
|
IrDA 1.1 115200bit/s (SIR/CIR) |
IrDA 1.1 115200bit/s (SIR/CIR) |
| Serial | |
| Recommended Standard 232 | Recommended Standard 232 |
| Serial Connector: | |
| Proprietary | Proprietary |
| Serial Data Rate: | |
| 115200 bps | 115200 bps |
| S2 | S1 |
|---|---|
| Camera Placement | |
| Rear | N/A |
| Camera Image Sensor | |
| CCD | No |
| Camera Resolution | |
| 640x480 pixel | N/A |
| Number of effective pixels | |
| 0.3 MP camera | N/A |
| Zoom | |
| 1.0 x optical zoom | N/A |
| Focus | |
| No | No |
| Recordable Image Formats | |
| JPG | N/A |
| Video Recording | |
| 160x120 pixel | N/A |
| Recordable Video Formats | |
| AVI | N/A |
| Flash | |
| single LED | No |
| Aux. Camera Image Sensor | |
| No | No |
| Aux. 2 Camera Image Sensor | |
| No | No |
| Aux. 3 Camera Image Sensor | |
| No | No |
| Aux. 4 Camera Image Sensor | |
| No | No |
| Aux. 4 Camera Focus | |
| No | No |
| S2 | S1 |
|---|---|
| Secondary Camera Sensor | |
| No | No |
| Sec. Aux. Cam. Image Sensor | |
| No | No |
| Sec. Aux. 2 Cam. Image Sensor | |
| No | No |
| S2 | S1 |
|---|---|
| Battery | |
|
Lithium-ion removable 1-cell |
Lithium-ion removable 1-cell |
| Nominal Cell Capacity (1st cell) | |
| 1200 mAh cell | 1480 mAh cell |
| Nominal Battery Capacity | |
| 1200 mAh battery | 1480 mAh battery |
| Estimated Battery Life | |
| 8.0 hours | 12.0 hours |
| Estimated Average Current | |
| 150 mA | 123 mA |