Sensor: Full-frame (FX format) CMOS sensor with approximately 24.3 megapixels.

Processor: EXPEED 3 image processor.

ISO Sensitivity: Standard ISO range from 100 to 6400, expandable to 50-25600.

Autofocus System: 39-point AF system including 9 cross-type sensors.

Continuous Shooting Speed: Up to 6 fps in both FX and DX formats.

Video Resolution: Capable of recording Full HD 1080p video at up to 30 fps.

Viewfinder: Optical viewfinder with approximately 100% frame coverage.

LCD Screen: 3.2-inch TFT LCD monitor with approximately 921k dots.

Connectivity: Built-in high-speed USB 2.0 interface, HDMI mini pin output, eye-Fi SD card compatibility, and wireless mobile adapter WT-4A (optional).

Battery: EN-EL15 lithium-ion battery pack providing an estimated 900 shots per charge under normal conditions.

Dimensions: Approximately 141 x 113 x 82mm (W x H x D).

Weight: Approximately 760 grams (body only).

The Nikon D610 offers excellent image quality and performance in a relatively compact body, making it suitable for a wide range of photographic applications including landscapes, portraits, and events. Its robust construction and weather sealing also make it a solid choice for outdoor and travel photography. Despite its capabilities being surpassed by newer models, the D610 remains a popular choice among photographers for its balance of features, quality, and cost-effectiveness.