Samsung DoubleTime I857 SGH-A857 - description and parameters

Samsung DoubleTime I857 - description and parameters

Samsung DoubleTime I857 supports frequency bands GSM and HSPA. Official announcement date is October 2011. The device is working on an Android OS, v2.2 (Froyo) with a 800 MHz Scorpion processor and 256 MB RAM memory. Samsung DoubleTime I857 has 260 MB of internal memory. This device has a Qualcomm MSM7230 chipset. The main screen size is 3.2 inches with 320 x 480 pixels resolution. It has a 180 ppi pixel density. The screen covers about 43.5% of the device's body. This is an average result. Provided for AT&T

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Network, supported bands and technologies	Technology	GSM / HSPA
	2G bands	GSM 850 / 900 / 1800 / 1900
	3G bands	HSDPA 850 / 1900 / 2100
	Speed	HSPA 7.2/2 Mbps
	GPRS	Yes
	EDGE	Yes
	Release date	First presented	2011, October
		Status	Available. Released 2011, November
		Size and Dimensions	Measurements	113 x 62 x 15 mm (4.45 x 2.44 x 0.59 in)
			Weight	148 g (5.22 oz)
			Keyboard	QWERTY
			SIM	Mini-SIM
Display (type and size)			Type	TFT capacitive touchscreen, 256K colors
			Size	3.2 inches
			Resolution	320 x 480 pixels
			Multitouch	Yes
				- Secondary TFT capacitive touchscreen (with multitouch), 320 x 480 pixels, 3.2 inches, - TouchWiz UI
			System and processor information	OS	Android OS, v2.2 (Froyo)
	Chipset			Qualcomm MSM7230
	Central processing unit			800 MHz Scorpion
	Graphics processing unit	Adreno 205
	Memory bank	Slot for memory card		microSD, up to 32 GB
		Built-in		256 MB RAM 260 MB
		Camera		Primary	3.15 MP, autofocus
Features				Geo-tagging
Video				320p
Secondary				No
Sound				Different alarm types	Vibration; MP3, WAV ringtones
				Main speaker	Yes
			3.5mm jack	Yes
			Communication	WLAN	No
				Bluetooth	v3.0, A2DP
				GPS	Yes, with A-GPS
	Radio			No
	USB			microUSB v2.0
	Features	Sensors		Accelerometer, proximity sensor, compass
		Messaging		SMS(threaded view), MMS, Email, IM
		Browser		HTML, Adobe Flash
		Java		Yes, via Java MIDP emulator
		- MP4/H.264 player - MP3/WAV/eAAC+ player - Organizer - Photo/video editor - Document viewer - Voice memo/dial/commands - Predictive text input
Battery				Li-Ion 1200 mAh battery
		Stand-by		Up to 250 h
		Talk time	Up to 6 h
		Other	Colors	Black/white

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