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AT&T U2800A

AT&T U2800A
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Posted: 28 Sep 2011
Market Status: Released
Release date: 27 Sep 2011
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US carrier availability: AT&T - Available (Since 27 Sep 2011)

AT&T U2800A is a basic candybar phone with 1.8" color display, HSDPA support, WAP browser and organizer.

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Not rated

Poor 4.3 out of 10

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AT&T U2800A specifications

Pros

No pros

Cons

Low pixel densitiy screen, below 180ppi (114 ppi)
Low resolution display (128 x 160 pixels)
Lacks global positioning system (GPS)
Lacks microSD slot for storage expansion
Lacks a standard (3.5mm) headphones jack
Lacks an ambient light sensor for automatic screen brightness adjustment

Design

Device type:
- Budget phone
Form factor:
Form factor - Refers to the form factor of a phone. The main handset designs are bar, clamshell, slide, swivel
- Candybar
Dimensions:
- 4.37 x 1.84 x 0.56 (111 x 47 x 14 mm)
Weight:
- 2.68 oz (76 g)
  the average is 4.2 oz (120 g)

Display

Physical size:
- 1.80 inches
Resolution:
- 128 x 160 pixels
Pixel density:
Pixel density - The pixel density of a display represents the number of pixels over an area of one inch. It’s measured in “pixels per inch”, or ppi. The higher the number, the more detailed and good-looking the display is.
- 114 ppi
Colors:
Colors - Shows the number of colors that the display supports
- 262 144

Battery

Talk time:
Talk time - Maximum talk time in hours
- 4.30 hours
  the average is 8 h (496 min)
Stand-by time:
- 19.2 days (461 hours)
  the average is 21 days (498 h)
Capacity:
- 900 mAh

Internet browsing

Browser:
- - Yes
- Supports:
  - WAP

Technology

GSM:
GSM - Global System for Mobile communications. A world standard for digital cellular communications using narrowband TDMA (Time Division Multiple Access), which allows up to eight calls at a time on 800 MHz and 1800 MHz frequencies. Introduced in 1991. Is the standard most commonly used in Europe and Asia, but not in the United States. GSM phones use a Subscriber Identity Module (SIM) smart card that contains user account information. Any GSM phone becomes immediately programmed after plugging in the SIM card, thus allowing GSM phones to be easily rented or borrowed.
- 850, 900, 1800, 1900 MHz
UMTS:
UMTS - Universal Mobile Telecommunications Service, also called WCDMA, is a 3G (Third Generation) packet-based transmission of text, digitized voice, video, and multimedia at data rates up to 2 Mbps. It is based on GSM standard and is supported by major standards bodies and manufacturers
- 850, 1900, 2100 MHz
Data:
Data - Shows the particular phone's type of data. the major mobile phone data types are GPRS, CDMA2000 1xRTT, EDGE, CDMA2000 1xEV-DO, UMTS, etc.
- HSPA (unspecified), UMTS, EDGE

Phone features

Phonebook:
Organizer:
- Calendar, Alarm
Messaging:
- SMS, Predictive text input
E-mail:
- - Yes

Connectivity

USB:
- - Yes
- Connector:
  - microUSB
- Features:
  Features - Universal Serial Bus - is a plug-and-play interface for connection a computer and add-on devices such as joysticks, keyboards, wireless phones, scanner, cameras etc. USB supports hot-swap (ability to add a new device without having to reboot the computer). USB supports data speed of 12 megabits per second.
  - Mass storage device

Other features

Notifications:
- Polyphonic ringtones, Vibration, Phone profiles, Flight mode, Silent mode, Speakerphone
Hearing aid compatibility:
- - M3, T3
- TTY/TDD

To see the full specifications with in-depth details click here.

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