With DUO, precision becomes play. Master your flow, adjust ratios on the fly, and unlock new ways to brew — all with one sleek, versatile tool.
All-New Weighing Sensor
DUO's dual arm load cell brings improved precision and response times.
Adjustable Dripper Mount
Swivel to cut off your brew; raise or lower to fit most drippers and carafes.
Dual-Readout Display
See your total brew weight and completed drawdown at the same time.
Real-Time Flow Rate
Get immediate insight into your pouring technique.
Coffee Alchemy? Meet Coffee Science.
Measure what matters most - the coffee in your cup. By focusing on the ratio between coffee grounds and your final brew, DUO gives you unprecedented control over your pourover. Adjust this balance to craft your ideal flavor profile, turning each brew into a playground of precision.
Input + Output = Insight
DUO transforms the traditional coffee-to-water ratio by adding a new dimension: the completed drawdown. Now you can craft your recipes based on what ends up in your cup, giving you full control over every aspect of your brew.
Weigh better.
DUO is equipped with a high-precision load cell for lightning-fast and accurate measurements.
Its industry-first dual arm structure significantly improves accuracy, stability, and response time.
Have the last word on the last drop.
With just a flick of the wrist, DUO's innovative swiveling dripper ring lets you instantly cut off the flow. Experiment freely, without the risk of weak and watery coffee.