Manufacturer and Model

Manufacturer
BB-mobile
Samsung
Phone model
Крош
Ch@t 357 Duos
Year of release
2011
2012

Appearance

Case type
Folding
Monoblock
Body length
68 mm
112 mm
Body width
68 mm
60 mm
Body thickness
26 mm
11.5 mm
Weight
86 g
96 g
Volume
120.22 cm³
77.73 cm³
Body materials and finishes
  • Plastic
  • Plastic
Colors

Processor (CPU)

CPU clock speed
208 MHz
Number of processor cores
1
1

Internal storage

Built-in memory
  • 34 MB

SD card

Types of Supported Memory Cards
  • microSDHC
  • microSD
Maximum expandable memory
32 GB
Hot swappable memory card

Battery

Battery capacity
420
1000
Battery type
Li-Ion
Li-Ion
Charging the battery from USB
Call duration in GSM networks
2 h
12 h
Standby time in GSM networks
120 h
400 h

Screen

Screen diagonal
1.8 in
2.4 in
Screen resolution
320 x 240 pixels
320 x 240 pixels
Pixel density
222 ppi
167 ppi
Screen technology
TFT
TFT
Color depth
16 bit
18 bit
Aspect ratio
1.333
1.333

Main photo/video camera

Camera megapixels
0.3 Mp
2 Mp
Maximum photo resolution
640 x 480 pixels
1600 x 1200 pixels
Digital zoom
4 X
Shooting settings
Video capability
Maximum video resolution
320 x 240 pixels
Movie speed
15 fps
Movie settings

SIM card and calls

Number of SIM-cards
2
2
Mode of operation of multiple SIM-cards
Synchronous
Alternating
MP3 ringtones
Polyphonic ringtones
Vibration mode
Speakerphone
Conference call
Speed dial
Autodial
Ability to mute the microphone during a call
Extended phone book
Contacts in the phone book
1000
Data exchange between SIM card and internal memory

Mobile communications

Cellular generation
2.5G
2.5G
GSM support
GSM frequencies
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz
  • GSM 850 MHz
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz

Internet data transmission standards

Data transmission standards
  • EDGE
  • GPRS
  • EDGE
  • GPRS

Wi-Fi

Built-in Wi-Fi

USB

USB connector
USB connector type
Micro USB
Micro USB
USB standard
2.0
2.0

Bluetooth

Built-in Bluetooth
Bluetooth standard
3.0
A2DP support
AVRCP support
Other Bluetooth profiles
  • DUN
  • FTP
  • GAP
  • HSP
  • HFP
  • OPP
  • SPP
  • SDAP

Radio

Built-in radio receiver
Radio range
87.5 - 108 МГц
87.5 - 108 МГц
Radio recording

Connectors and interfaces

USB connector
Micro USB
Micro USB
TRS jack (mini/micro jack)
3.5 mm

Images

Supported image formats
  • PNG
  • JPG
  • EXIF
  • GIF

Video

Installed video player
Supported video formats
  • MPEG-4
  • 3GPP
  • MPEG-4
  • 3GPP
  • H.263

Audio

Installed audio player
Supported audio formats
  • MP3
  • WAV
  • AAC
  • AAC+
  • eAAC+
  • AMR
  • AMR-NB
  • MIDI
  • SP-MIDI
  • MP3
  • WMA
  • WAV
MP3 support
Dictaphone
TRS jack (mini/micro jack)
3.5 mm

Control elements

Standard keypad
QWERTY keyboard
Russified input

Documents and office

Installed Organizer (PIM)
Office document support
Email

Connectivity and synchronization

PC connection
Synchronization with services
  • MS Exchange
  • Facebook
  • Twitter
  • Youtube

Software features

JAVA support
Installed browser
  • WAP
  • HTML
  • WAP

Installed games

Receiving and sending SMS

SMS messages
SMS T9 support
MMS support

Additional features

Standalone mode (flight mode)

SAR level

SAR level
0.62 W/kg

Consumer category

The phone is suitable for a child