ROSbot 2R is an open source autonomous robotics platform based on the Raspberry Pi 4 (ARM64). In addition, it has a development platform and free online resources such as tutorials, manuals or a simulation model, making it ideal for creating prototypes and learning to program autonomous vehicles. System options are available in ROS and ROS 2.
Integrated :
CPU: Broadcom BCM2711 64-bit, Quad-Core ARM Cortex-A72, 1.5 GHz (ARM64, Raspberry Pi 4)
GPU: Broadcom VideoCore VI
RAM: 4GB LPDDR4
IMU: BNO055 (accelerometer + gyroscope)
Distance sensor: VL53L0X (time of flight)
Networks: 802.11b/g/n/ac 2,4 GHz and 5 GHz wireless LAN
4-wheel mobile platform with DC motors
Li-on batteries: 3 x 3500 mAh (with protection circuits)