The Atomos Connect H2S HDMI to HD-SDI Converter is an ideal accessory to have when working with large HD videos. Atomos Connect H2S converts HDMI videos to HD-SDI format. The converter supports videos from 576i to 1080i at 60 fps. Although made for Atomos recorders, this converter can be attached to any recorder having NP-series battery plate. When connected to the computer via USB, the firmware of Connect H2S can be updated. The Connect H2S converter is powered by 2600 mAh battery that works up to 12 hours on a full charge. Also, there is an option to attach 5200 mAh and 7800 mAh batteries to the unit.