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Smartphone Sunstech CELT20

Sunstech
Phones
Smartphone

The Sunstech CELT20 is a compact and functional smartphone, ideal for those looking for a simple and efficient device. With a modern and sleek design in red, this model measures 103 mm in height, 52 mm in width, and 20 mm in depth, while weighing only 80 g, making it easy to carry.

This phone operates without a plan, thus offering flexibility without commitment. Equipped with a removable battery of 800 mAh, the CELT20 ensures a talk time of 4 hours and a standby time of 140 hours, guaranteeing good autonomy for your communications.

With an internal memory of 32 Mo and compatibility with MicroSD cards up to 32 Go, you have sufficient storage space for your files and contacts. The directory can hold up to 200 entries.

The CELT20 also features a 0.08 MP rear camera with an integrated flash, allowing you to capture important moments even in low light. Although it does not have a front camera, it remains a practical tool for basic communications.

In terms of connectivity, this smartphone offers Bluetooth connectivity to link other devices wirelessly and a Micro-USB port for data transfer and charging. Its simple design and essential features make the Sunstech CELT20 a practical choice for everyday use.

In summary, the Sunstech CELT20 is an accessible and functional smartphone, suitable for those who want a lightweight device with practical features to stay connected.

Manual of product CELT20

First page image of the manual for CELT20

User Manual
169 pages
View manual
7 10

Editorial note

The Sunstech CELT20 is an entry-level smartphone that stands out for its modern and sleek design, particularly thanks to its attractive red color. Weighing only 80 g, it is easy to handle and carry on a daily basis. Additionally, its removable 800 mAh battery offers extended battery life, allowing users not to worry about frequent recharging. However, the CELT20 has several limitations that may disappoint. The lack of Wi-Fi connectivity limits internet access, and the internal memory of only 32 MB restricts the storage of apps and files. The resolution of the rear camera, while functional, is very low at 0.08 MP, which does not meet expectations for those looking to capture quality photos. Furthermore, the absence of a front camera prevents taking selfies and making video calls, features that have become common in modern smartphones. Despite these drawbacks, the value for money of the Sunstech CELT20 remains acceptable for a smartphone in this category, although it lacks some advanced features. In summary, this model may suit users looking for a simple and functional phone, but those who desire more versatility and performance may be disappointed.

Score details

User experience

The user experience is mixed, with a modern and sleek design, but limitations in multimedia features.

Performance

The performance is acceptable for basic use, but the limited internal memory and low camera resolution may disappoint some users.

Battery life

The removable 800 mAh battery offers extended autonomy and the possibility of replacement, which is a considerable advantage.

Design

The red design is modern and attractive, adding an aesthetic touch to the product.

Value for money

The value for money is fair for an entry-level smartphone, although it lacks some modern features.

Features

Practical features like the built-in flashlight are appreciated, but the absence of Wi-Fi and MMS limits its appeal.

Usability

The device is lightweight and easy to handle, but the lack of a touchscreen and front camera may restrict its use.

Advantages

Elegant and modern design in red

Removable 800 mAh battery

Lightweight, only 80 g

Built-in flashlight

MicroSD support up to 32 GB

Disadvantages

No Wi-Fi connectivity

Rear camera of 0.08 MP

No front camera

Internal memory of 32 MB

No MMS or FM radio

Technical Specifications CELT20

General Information

Registration

  • Registration type
    Without plan

Design

  • Product color
    Red
  • Type
    Digital phone
  • Built-in flashlight
    Yes

Weight and dimensions

  • Weight
    80 g
  • Width
    52 mm
  • Depth
    20 mm
  • Height
    103 mm

Power

  • Battery technology
    -
  • Removable battery
    Yes
  • Battery capacity
    800 mAh
  • Talk time (2G)
    4 h
  • Waiting time (2G)
    140 h
  • Waiting time (3G)
    - h

Packaging contents

  • Cables included
    Micro-USB
  • Battery charger included
    Yes
  • Battery charger included
    Yes
  • Battery charger included
    Yes

Audio

  • Supported audio formats
    MP3
  • Ringtone type
    Polyphonic
  • FM Radio
    Yes

Video

  • Video call
    No

GPS Performance

  • Assisted GPS (A-GPS)
    No
  • Assisted GPS (A-GPS)
    No

Messaging

  • Short Message Service (SMS)
    Yes
  • MMS (Multimedia Messaging Service)
    No

Connectivity

  • Headset connection
    3.5 mm
  • USB Version
    2.0
  • USB connector
    Micro-USB
  • USB port
    Yes

Phone features

  • Alert with vibrator
    Yes
  • Directory capacity
    200 entries
  • Format
    Flap
  • Personal Information Management (PIM)
    Alarm clock, Calculator, Calendar, SOS

Data transmission

  • Bluetooth
    Yes

Network

  • WAP
    -
  • 2G band (1st SIM card)
    850,900,1800,1900 MHz
  • Network data
    GSM
  • Wifi
    No
  • SIM card capacity
    Dual SIM
  • Mobile network generation
    2G

Camera

  • Built-in flash
    Yes
  • Resolution of the rear camera (digital)
    0.08 MP
  • Built-in flash
    Yes
  • Front camera
    No

Memory

  • Compatible memory cards
    MicroSD (TransFlash)
  • Flash Card Support
    Yes
  • Flash memory
    32 MB
  • Maximum memory card size
    32 GB

Technical details

  • Alarm Function
    Yes

Screen

  • Diagonal of the external screen (size)
    1.8 "
  • External screen
  • Touch screen
    Yes
  • Screen resolution
    No
  • Screen size
    240 x 320 pixels
  • 2.4

Frequently Asked Questions

How do I reset my Sunstech CELT20?
To reset most Sunstech phone models, simply press and hold the volume +, power, and home buttons simultaneously at startup.
My SIM card is too small for my Sunstech phone, what can I do?
You can use a SIM card adapter that will allow you to insert the smaller SIM card. Then, the adapter fits into the phone.
What is the IMEI number?
IMEI stands for "International Mobile Equipment Identity." It is a unique number made up of fifteen digits that identifies your Sunstech phone among other devices.
What are the dimensions of my smartphone's screen?
The size of your smartphone's screen is usually indicated in inches, with 1 inch being equivalent to 2.54 centimeters. This size corresponds to the diagonal measurement of the screen, which you can obtain by measuring from the bottom left corner to the top right corner.
Is there a risk of my smartphone's battery exploding?
It is important to ensure that your smartphone's batteries do not overheat, as there is a very low risk of battery explosion.
What is the weight of the Sunstech CELT20 model?
The Sunstech CELT20 weighs 80 g.
What is the size of the Sunstech CELT20 screen?
The screen of the Sunstech CELT20 measures 2.4 inches.
What is the height of the Sunstech CELT20?
The height of the Sunstech CELT20 is 103 mm.
What is the resolution of the Sunstech CELT20 screen?
The screen of the Sunstech CELT20 has a resolution of 240 x 320 pixels.
What is the width of the Sunstech CELT20?
The Sunstech CELT20 has a width of 52 mm.
What is the depth of the Sunstech CELT20?
The depth of the Sunstech CELT20 is 20 mm.
What type of USB connection does the Sunstech CELT20 have?
The Sunstech CELT20 is equipped with a Micro-USB connection.
Is the manual for the Sunstech CELT20 available in French?
Yes, the manual for the Sunstech CELT20 is available in French.

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Presentation of product CELT20 specifications from brand Sunstech

General Information

The Sunstech CELT20 is a smartphone from the brand Sunstech, known for its quality and innovation in the electronics sector. This model, referenced under the name CELT20 | CELT20RD, offers satisfactory performance and a pleasant user experience. The EAN code 8429015016226 uniquely identifies this product in the market.

Registration

This smartphone is offered without a plan, thus ensuring flexible use without long-term commitment.

Design

The CELT20 stands out with its red color, adding a modern and elegant touch. Its island design optimizes space while being aesthetically pleasing. Additionally, it features a built-in flashlight, a practical asset for illuminating dark areas.

Weight and Dimensions

With a lightweight of 80 g, this smartphone is easy to handle and carry. Its dimensions are suitable: 52 mm in width, 20 mm in depth, and 103 mm in height, ensuring a harmonious integration into various spaces.

Power

The CELT20 is equipped with a removable battery of 800 mAh, offering extended battery life. It allows for up to 4 hours of talk time on 2G and a standby time of 140 hours, thus ensuring optimal use without frequent recharging.

Package Contents

The package contents include a power cable, a headset, a user guide, and a battery charger, allowing you to start immediately with your device.

Audio

The CELT20 supports the MP3 audio format, ideal for a pleasant listening experience. It has a polyphonic ringtone but does not offer FM radio, which may be a disadvantage for some users.

Video

This model does not support video calls, thus limiting visual communication options.

GPS Performance

The CELT20 lacks both GPS and A-GPS, which may restrict its use for precise navigation.

Messaging

It offers the ability to send and receive SMS, but does not support MMS, thus limiting multimedia communication options.

Connectivity

The smartphone is equipped with a 3.5 mm audio connection and a USB 2.0 port with a Micro-USB connector for data transfer and charging. This facilitates connection with various devices.

Phone Features

The CELT20 has a vibration alert for discreet notifications. Its directory can hold up to 200 contacts. The bar format of the device makes it easy to use daily, and it includes personal management features such as alarms, a calculator, and a calendar.

Data Transmission

This smartphone is equipped with Bluetooth functionality, allowing for wireless connection with other compatible devices.

Network

The CELT20 operates on 2G bands (850, 900, 1800, 1900 MHz), ensuring good connectivity for calls and messages. However, it does not support the WAP protocol or Wi-Fi, which limits internet access.

Camera

It is equipped with a rear camera of 0.08 MP with a built-in flash, allowing for photos in low-light conditions. However, it does not have a front camera, which limits selfies and video calls.

Memory

The CELT20 supports MicroSD (TransFlash) memory cards up to 32 GB, thus increasing its storage capacity. It integrates 32 MB of flash memory, which can quickly prove insufficient for applications and files.

Technical Details

This model is also equipped with an alarm function, allowing for reminders for important events.

Screen

The smartphone features a 2.4-inch screen with a resolution of 240 x 320 pixels, providing an adequate visual experience for daily use. However, it is not equipped with a touchscreen or an external display.