Ringo DIY Mobile Phone Kit + Tools for $179 March 15, 2020 at 02:00AM

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Bring out your child's creativity and brainpower with Ringo. This neat little device is an open-source mobile phone that your kids can build on their own. Complete with electronic components, modules, and accessories, this DIY mobile kit motivates children to explore, learn, and create something new in a fun and interesting way. Ringo works like a typical mobile phone — supports texts and calls, has games, displays date and time, and is actually compatible with all mobile networks around the globe. Building the console may take up to 5 hours, so you might want to help your kids get started and have them learn through the process.

As seen on Forbes, TechCrunch, Mashable, and Digital Trends

  • Compatible w/ all mobile networks
  • 5 hours of estimated build time, perfect for ages 11 & up
  • Complete w/ apps, games & typical mobile phone settings
  • Fully customizable & is compatible w/ lots of hardware expansion modules
  • Dedicated graphical code editor similar to Scratch or Code.org
  • Custom-made CircuitsOS operating system
  • DIY made easy w/ complete build guide & tutorial

Over $300k raised on Kickstarter!



  • Color: black
  • Product dimensions: 2.83"H x 7.48"L x 11.42"W
  • Microcontroller:
    • ESP32 with Xtensa dual-core 32-bit LX6 microprocessor, operating at 160MHz and performing at up to 600 DMIPS
    • 4MB of built-in flash memory + 520kB of SRAM
  • Display:
    • 1.8″, 160*128px full color (RGB 16bit)
    • 25FPS refresh rate by default, up to 50FPS
    • Digitally controllable backlight level
  • Sound:
    • 10bit dedicated DAC (TFA9882)
    • Multi-channel WAV playback
    • 2W class-D audio amp, audio jack 3.5mm, 1W speaker, software volume control
  • Input:
    • 4-way analog joystick
    • 12-button numeric keypad
    • A (confirm), B (back)
    • 4 multi-purpose addressable buttons
  • MicroSD card socket:
    • FAT and FAT32 compatible
    • Every console comes with a 4GB Micro SD card with MAKERphone-compatible games and apps preloaded
  • Network:
    • Built in Wi-Fi 802.11 b/g/n and Bluetooth v4.2 BR/EDR and BLE
    • SIM800L or SIM7600 dedicated cellular network co-processor (the thing that calls other people)
    • Micro SIM card slot
  • Battery:
    • LiPo 3.7V 1300mAh, charged through micro USB B port
    • Sufficient for approximately 3 days of normal use
  • RTC (real time clock): DS1307 Accurate I²C-Integrated RTC
  • Extras" 8 individually-controllable RGB LEDs mounted on the back of the phone – for signalisation and cosmetic purposes
  • Manufacturer's 1-year warranty

Network Compatibility

  • This version of CircuitMess Ringo works on the following network frequency bands: GSM/GPRS 850/900/1800/1900MHz


  • Ringo DIY Mobile Phone Kit (Black)
    • Circuit board
    • Casing
    • 128*160 full color TFT LCD
    • GSM module
    • Main microcomputer module
    • Sound module
    • Amplifier module
    • Stick-on antenna
    • 4GB micro SD card
    • Bag with other electronic components
  • Tools
    • Diagonal cutter pliers
    • Screwdriver
    • Some solder
    • Needle nose pliers
    • Snazzy USB soldering iron
    • USB power brick for powering your soldering iron
    • USB cable for the soldering iron
    • Metallic soldering iron holder

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