The eSMART DUO is perfect for sound bags, offering a small footprint while delivering powerful performance. Whether you need to hot swap batteries or utilize AC power with battery backup, this unit provides the flexibility you need on set. Benefits of Using an Audioroot Smart Battery Distribution System Audioroot smart battery distribution systems, like the eSMART DUO, offer numerous advantages for location sound recordists. By utilizing smart batteries, these systems provide real-time power monitoring, precise energy management, and enhanced reliability in demanding field conditions. Features such as hot-swappable batteries, customizable output configurations, and detailed battery diagnostics ensure continuous operation, reducing downtime and improving efficiency on set. With a modular design, compact form factor, and robust construction, Audioroot power solutions optimize power delivery, making them essential tools for professional audio workflows.