Manufacturer and Model

Manufacturer
teXet
Phone model
TM-B409
Year of release
2021

Appearance

Case type
Monoblock
Body length
152 mm (millimeters)
Body width
64 mm (millimeters)
Body thickness
14.2 mm (millimeters)
Weight
129 g (grams)
Volume
138.14 cm³ (cubic centimeters)
Body materials and finishes
  • Plastic
Colors

Processor (CPU)

Processor model
  • SC6531
Number of processor cores
1

Primary storage (RAM)

The amount of RAM
32 MB (megabytes) place #39

Internal storage

Built-in memory
  • 32 MB (megabytes)
place #162

SD card

Types of Supported Memory Cards
  • microSD (Micro Secure Digital Card, TransFlash)
Maximum expandable memory
4 GB (gigabytes)

Battery

Battery capacity
1800 (milliampere hours)
Battery type
Li-Ion (lithium ion)
Removable battery
Charging the battery from USB

Screen

Screen diagonal
3.5 in (inches) place #132
Screen resolution
480 x 320 pixels place #120
Pixel density
165 ppi (pixels per inch)
Screen technology
TFT
Color depth
24 bit (16777216 colors)
Aspect ratio
1.5 (3:2)

Main photo/video camera

Camera megapixels
0.1 Mp (megapixels) place #54
Maximum photo resolution
377 x 212 pixels
  • vga (640x480)
  • qvga (320x240)
  • 768x1024
The presence of a flash
Flash type
LED
Shooting settings
Video capability
Movie settings

SIM card and calls

Number of SIM-cards
2
Mode of operation of multiple SIM-cards
Alternating
SIM card type
Default (Full size, 1FF, 86 x 54 x 0.84 mm)
MP3 ringtones
Polyphonic ringtones
Vibration mode
Speakerphone
Speed dial
Ability to mute the microphone during a call
Data exchange between SIM card and internal memory

Mobile communications

Cellular generation
2.5G (115 kbps phase 1, 384 kbps phase 2)
GSM support
GSM frequencies
  • GSM 900 MHz
  • GSM 1800 MHz
  • GSM 1900 MHz

Internet data transmission standards

Data transmission standards
  • EDGE (E-GPRS, 384 kbit/s)
  • GPRS (64 kbit/s)

USB

USB connector
USB connector type
Micro USB (7 x 2 mm)
USB standard
2.0 (up to 480 Mbps)

Bluetooth

Built-in Bluetooth
Bluetooth standard
2.1
A2DP support

Radio

Built-in radio receiver
Radio range
87.5 - 108 МГц

Connectors and interfaces

USB connector
Micro USB (7 x 2 mm)
TRS jack (mini/micro jack)
3.5 mm (millimeters)

Images

Supported image formats
  • PNG (Portable Network Graphics, .png)
  • JPG (Joint Photographic Experts Group, .jpg, .jpeg, .jfif, .jpe)
  • GIF (Graphics Interchange Format, .gif)

Video

Installed video player
Supported video formats
  • MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v)
  • 3GPP (.3gp)

Audio

Installed audio player
Supported audio formats
  • MIDI (Musical Instrument Digital Interface)
  • MP3 (MPEG-1/2/2.5 Layer 3, .mp3)
  • WAV (Waveform Audio File Format, .wav, .wave)
MP3 support
Dictaphone
Voice notes
TRS jack (mini/micro jack)
3.5 mm (millimeters)

Control elements

Standard keypad
Russified input

Documents and office

Installed Organizer (PIM)

Connectivity and synchronization

PC connection

Software features

Installed browser
  • WAP

Receiving and sending SMS

SMS messages
MMS support

Additional features

Standalone mode (flight mode)
Flashlight
SOS button

Consumer category

The phone is suitable for the elderly

Equipment

Equipment
  • charger
  • instruction