Sony HXC-FZ90 is a camcorder model. This camera is used for professional video recording such as broadcast, studio and live events. Its functionality and features are as follows:

1) High Image Quality: Ability to record Full HD or 4K video.
2) High Sensitivity Image Sensor: Provides clear and vivid images even in low light conditions.
3) Advanced Optics: High quality lenses and zoom options.
4) Advanced Connectivity Options: Professional ports such as HDMI and SDI outputs.
5) Flexible Controls: Users can easily control shooting settings.
6) Internal Audio Inputs: Inputs for integration with external microphones or other audio sources.
7) Memory Card Support: Memory card slots for video recording.