Samsung SPH-A640

Infobox Mobile phone
name = Samsung SPH-A640


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manufacturer = Samsung Electronics
carrier = Sprint Nextel
available = 2006
screen = 128 x 160 pixel TFT LCD
ext_screen = Organic LED display
camera = VGA camera
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ringtone = internal
memory = 4 MB
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networks = PCS, PTT
connectivity = Bluetooth
battery = 800 mAh Li-Ion
size = 3.6 x 1.8 x 0.91 in (91 x 46 x 23 mm)
weight = 3.2 ounces [ [http://www.pcmag.com/article2/0,1895,2017649,00.asp Sprint PCS Vision Ready Link Phone A640 by Samsung - Reviews by PC Magazine] ]
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other = The Samsung SPH-A640 (also A640) is a tri-mode dual band cellular telephone developed for PCS carriers like Sprint Nextel.It contains an internal antenna, but removing a protector behind the battery slot reveals an external antenna slot.

Offering many of Sprint's features, such as SMS messaging and ReadyLink push-to-talk walkie-talkie technology, the A640 has an internal 65k ufb, 1.82 inch display with external Organic LED display. Including many now-standard features, the A640 includes a built-in camera, text messaging, and Bluetooth technology. VoiceSignal™ software enables you to place calls and access your contacts list using just the sound of your voice.

It lacks some newer cell phone features like MP3 and video recording capabilities.

With dimensions of 3.6 x 1.8 x 0.09 inches and weighing 3.2 ounces, the Samsung SPH-A640 comes with a Standard 800 mAh Li-Ion Battery, Travel Charger, and User Manual. This device was released in mid to late 2006 in most areas in the United States.

There is currently no way to unlock this device for use on other networks besides Sprint's CDMA network.

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