Name: Lead
Brand: HTC
SKU: lead
Availability: InStock
Rating: 5 (1 reviews)

S640	Lead
Platform
Windows (mobile-class)	Google Android
Operating System
Microsoft Windows Mobile 6 Standard (Crossbow)	Google Android 2.3.4 (Gingerbread)
Operating System Kernel Version
5	2.6.35

S640	Lead
CPU Clock
400 MHz	1200 MHz
CPU
Qualcomm MSM7500 2,006 32 bit single-core 16 Kbyte I-Cache 16 Kbyte D-Cache 90 nm	Qualcomm Snapdragon S3 MSM8660 2,010 32 bit dual-core 16 Kbyte I-Cache 16 Kbyte D-Cache 512 Kbyte L2 45 nm Qualcomm Adreno 220 GPU
RAM Type
SDRAM	mobile (LP) DDR SDRAM
RAM Capacity
64 MiB RAM	768 MiB RAM
Non-volatile Memory Type
Flash EEPROM	Flash EEPROM
Non-volatile Memory Interface
Yes	Yes
Non-volatile Memory Capacity
256 MiB non-volatile	N/A

S640	Lead
Display Diagonal
62.5 mm 2.5 inch	109 mm 4.3 inch
Resolution
320x240 76800 pixels	480x800 384000 pixels
Display Width
50 mm 1.97 inch	56.08 mm 2.21 inch
Display Height
37.5 mm 1.48 inch	93.47 mm 3.68 inch
Horizontal Full Bezel Width
9.6 mm	N/A
Display Area
1875 square millimeter	5241.6 square millimeter
Display Area Utilization
31.1%	N/A
Pixel Size
0.15625 mm/pixel	0.11683 mm/pixel
Pixel Density
163 PPI	217 PPI
Display Type
Color TN-TFT LCD display	Color TN-TFT LCD display
Display Color Depth
16 bit/pixel	N/A
Number of Display Scales
65,536	N/A
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
Graphical Controller
N/A	Qualcomm Adreno 220
A/V Out
No	No

S640	Lead
Audio Channel(s)
stereo	stereo
A/D Converter Nominal Resolution
16 bit quantization	N/A
A/D Sampling Frequency
44100 Hz	N/A
Microphone(s)
mono	stereo
D/A Converter Nominal Resolution
16 bit quantization	N/A
D/A Holding Frequency
44100 Hz	N/A
Loudspeaker(s):
mono	stereo
Audio Output:
Proprietary	3.5mm

S640	Lead
Supported Cellular Bands
CDMA 800MHz (BC0, 850) CDMA 1900MHz (BC1/BC14, PCS) bands	GSM 850MHz (B5) GSM 900MHz (B8) GSM 1800MHz (B3) GSM 1900MHz (PCS, B2) UMTS 1900MHz (Band II, PCS) UMTS 850MHz (Band V, CLR) CDMA 800MHz (BC0, 850) CDMA 1900MHz (BC1/BC14, PCS) bands
Supported Cellular Data Links
cdmaOne (IS-95) CDMA2000 1xRTT (IS-2000) CDMA2000 1xEV-DO Rel. 0 CDMA2000 1xEV-DO Revision A data links	CSD 9.6 kbps GPRS (Class unspecified) GPRS Class 12 EDGE (Class unspecified) EDGE Multi-slot Class 12 UMTS 384 kbps (W-CDMA) HSUPA (Cat. unspecified) HSDPA (Cat. unspecified) HSDPA 14.4 Mbps (Cat. 10) HSPA+ 21.1 Mbps (Cat. 18) cdmaOne (IS-95) CDMA2000 1xRTT (IS-2000) CDMA2000 1xEV-DO Rel. 0 CDMA2000 1xEV-DO Revision A data links
Cellular Antenna
Internal antenna	Internal antenna
Call Alert Sound
40-chord melody	40-chord melody
Complementary Phone Services
Voice transmission Vibrating Alert Speakerphone	Voice transmission Voice speaker Vibrating Alert Speakerphone ANC
Cellular Controller
Qualcomm MSM7500 (QDSP4000, QDSP5000)	Qualcomm MSM8660
SAR (head)
0.893 W/kg	N/A
Sec. Supported Cellular Networks:
No	No

S640	Lead
Keyboard
Built-in QWERTY	N/A
Keyboard Backlight
Aut. keyboard backlight (upon press of key)	N/A
Number of keys
37	N/A
Directional Pad
Four-way (with action button)-way	N/A
Scroll Wheel
Pressable rotary scroll wheel	N/A

S640	Lead
Expansion Interfaces
Secure Digital Input/Output interface TransFlash microSD microSDHC	TransFlash microSD microSDHC
USB
USB 2.0 USB Full-Speed (12 Mbps)	USB 2.0 USB Hi-Speed (480 Mbps)
USB Services
USB charging	N/A
USB Connector
USB Series Mini-B (mini-USB)	USB Series Micro-B (Micro-USB)
Bluetooth
Bluetooth 2.0 Internal antenna	Bluetooth 3.0 Internal antenna
Wireless LAN
IEEE 802.11b IEEE 802.11g Internal antenna	IEEE 802.11b IEEE 802.11g IEEE 802.11n Internal antenna
IR
IrDA 1.2 115200bit/s (SIR/CIR)	N/A

S640	Lead
FM Radio Receiver
No	FM radio (88-108 MHz) with RDS, Proprietary headset as antenna

S640	Lead
Supported GPS protocol(s)
No	GPS (NMEA 0183)

S640	Lead
Camera Placement
Rear	Rear
Camera Image Sensor
CMOS	CMOS
Camera Resolution
1600x1200 pixel	2560x1920 pixel
Number of effective pixels
1.9 MP camera	4.9 MP camera
Zoom
1.0 x optical zoom	1.0 x optical zoom
Focus
Contrast Detection Autofocus (CD AF)	Contrast Detection Autofocus (CD AF)
Recordable Image Formats
BMP JPG	N/A
Video Recording
320x240 pixel	N/A
Recordable Video Formats
3GP MPEG4 MJPG	N/A
Flash
No	N/A
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

S640	Lead
Built-in accelerometer
No	Yes

S640	Lead
Protection from solid materials
Yes	Yes
Protection from liquids
Yes	Yes

S640	Lead
Battery
Lithium-ion polymer (LiPo) removable 1-cell	Lithium-ion removable
Nominal Cell Capacity (1st cell)
1200 mAh cell	N/A
Nominal Battery Capacity
1200 mAh battery	N/A
Estimated Battery Life
12.0 hours	N/A
Estimated Average Current
100 mA	N/A

S640	Lead

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