February 27, 2025

Key Takeaways
An automatic onboard recording device (AOBRD) is used to record a driver’s hours of service. While similar to an electronic logging device (ELD), the ELD has advanced recording capabilities. As of 2019, AOBRDs no longer satisfy the ELD mandate and organizations that operate CMVs must use ELDs. Learn more about what differentiates AOBRDs from ELDs and why ELDs use is mandatory.