a model of the Raspberry 1 (released 2012), with onboard ethernet and two USB ports.
Model B:
- BCM2835 SoC (Single ARMv6 CPU and VideoCore IV GPU)
- HDMI out (HD video and audio)
- GPIOs
- SD card slot for boot partition
- 3.5mm audio out
- micro USB 5V powered
- Composite video out
- 2 USB ports
- 512 MB RAM
- Ethernet port
- lower power consumption than model B