Overview

The Raspberry Pi 4 Model B is a single-board computer developed by the Raspberry Pi Foundation in the UK. This particular unit comes with 4GB of LPDDR4 memory and is an official distributor version (RS & OKdo) that has passed Japan's radio law certification (Giteki). On Amazon.co.jp, it is sold by Vesonn JP and fulfilled by Amazon. The model name is Raspberry Pi 4, and the ASIN is B081YD3VL5.

Key Features

  • Processor: Broadcom BCM2711, quad-core Cortex-A72 at 1.5GHz
  • Memory: 4GB LPDDR4 (other variants: 1GB, 2GB, 8GB)
  • Networking: Gigabit Ethernet, dual-band Wi-Fi 802.11ac, Bluetooth 5.0
  • USB: 2x USB 3.0, 2x USB 2.0
  • Video output: 2x micro HDMI (up to 4K 60Hz)
  • GPIO: 40-pin expansion header
  • Storage: microSD card slot
  • Power: USB-C (5V/3A)
  • Dimensions: 88mm x 58mm x 19.5mm, weight approx. 46g

Compatibility and Cautions

The Raspberry Pi 4 Model B supports Raspberry Pi OS (formerly Raspbian), Ubuntu, Kali Linux, and many other ARM-based operating systems. A 5V/3A USB-C power adapter is required, and stable power delivery is critical under heavy load. For thermal management, consider using a heatsink or a case with a fan for demanding tasks. The microSD card speed significantly affects overall performance; an A2-rated or faster card is recommended for a smooth experience.

Ideal Users

  • Beginners looking to learn programming or electronics
  • Hobbyists building home servers or media centers
  • Anyone needing a low-power, always-on mini PC
  • Educators using it as a teaching tool

Summary

The Raspberry Pi 4 Model B (4GB) is a cost-effective and versatile single-board computer. With official Japanese certification, it is safe and legal to use in Japan. Suitable for everyone from beginners to advanced makers, it is a solid choice for countless projects.

Product Disclosure (Amazon)

  • Manufacturer: Raspberry Pi RS・OKdo
  • Brand: Raspberry Pi
  • Seller: Vesonn JP
  • Fulfilled by: Amazon
  • Model: Raspberry Pi 4
  • ASIN: B081YD3VL5
  • Note: This article covers a manufacturer-made product based on Amazon listing details.