Premium quality material offers superior performance
Proficiently circuited to ensure efficient and stable transmission
Well-defined circuit ensures efficient functioning

Balancing the imaging merits, the a7R IV also sees an updated physical design with more robust weather sealing to suit working in especially harsh weather conditions.
In terms of usability, the OLED electronic viewfinder has been boosted to an impressive 5.76m-dot resolution for clear viewing and the 3.0" rear tilting touchscreen LCD has a high 1.44m-dot resolution for crisp playback, live view shooting, and menu navigation.
Dual SD card slots are both UHS-II-rated for faster performance and the inclusion of a USB Type-C port permits tethering and quick in-camera battery charging.
Additionally, built-in Bluetooth and both 2.4 and 5 GHz Wi-Fi bands afford wireless transferring and remote camera control from linked mobile devices.Complementing the camera body is a trio of accessories to increase battery life and enhance audio recording capabilities when shooting video

Outstanding corner-to-corner G Lens resolution throughout the zoom range and beautiful G Lens bokeh
Fast, precise, quiet AF that tracks moving subjects with extreme accuracy
Optional 1.4x and 2.0x Tele Converters extend the lens’s focal length to a maximum of 1200mm at F13 with outstanding image quality and AF performance
Sony Nano AR Coating to eliminate flare and ghosting

Batteries ‏ : ‎ 1 Lithium ion batteries required. (included)
Product Dimensions ‏ : ‎ 10.5 x 4.3 x 6 cm; 294 Grams
Record high sound quality - a directional 3-capsule mic and wind shield is supplied with this camera
Featuring Product Showcase Setting for perfect product review videos and Bokeh Switch for easy background blur control
Sony's innovative Real-time Eye AF technology locks on and tracks people's eyes, even when shooting 4K movies

Full-frame 12.1 megapixel, Back-Illuminated EXMOR R CMOS Sensor
2x readout speed (compared to previous Generation 7S II) for new capture possibilities
759-point Focal plane Phase-detection AF when shooting full-frame still images. The number of AF points used depends on the shooting mode.
Future proofing, up to 8x faster processing performance
4K Full-pixel readout without binning in all recording modes
The BIONZ XR image-processing engine boasts a performance level up to eight times that of the previous processor, minimising latency while markedly improving real-time processing capabilities for both movies and stills
Full-frame 4K recording at 120 fps16 with autofocus is possible thanks to the high-speed readout capabilities of the new image sensor working in tandem with the newly developed, powerful BIONZ XR processor

High corner-to-corner image quality from state-of-the-art optics
G Lens prime, offering different focal lengths but the same external look, 49-mm filter diameter
Two linear motors deliver fast, precise AF with superb tracking performance
7-blade circular aperture is provided, with precise control of the spherical aberration that affects bokeh
Metal finish of the lens body and hood, plus the engraved focal length and aperture markings

Premium G Master Series ultra-wide-angle zoom lens with 3x ED (Extra-Low Dispersion) elements suppress chromatic aberrations
4x Extreme Dynamic - XD Linear Motor offering excellent response and low vibration for fast, precise, quiet Auto Focus (AF)
Three XA elements, an aspherical lens, two Super ED glasses, and three ED glasses for high resolution throughout the zoom range
Sony Nano AR Coating II to eliminate flare and ghosting

INCREDIBLY SHARP: Two XA (extreme aspherical) elements along with two ED (Extra Low dispersion), one Super ED and one aspherical element ensure outstanding resolution in this F1.8 prime lens delivering high corner-to-corner resolution and beautiful bokeh, making this an excellent full frame lens for landscapes, starscapes, portraits and videography
BEAUTIFULLY SMOOTH BACKGROUNDS: A circular 9-blade aperture on this 14mm lens creates beautiful circular background bokeh defocus effects with a large F1.8 aperture
AMAZING CLARITY AND CONTRAST: Even under strong sunlight and backlighting, Sony’s new Nano AR Coating II is evenly applied to the element surface, effectively minimising internal reflections so that flare and ghosting do not occur when using this FE lens as a landscape lens, lens for astrophotography, or in other light-sensitive shooting scenarios
FAST AND PRECISE: Two XD (Extreme Dynamic) Linear Motors with their complex construction deliver faster and more accurate focusing than conventional lenses for both photography and videography. You won't miss a shot on this large aperture wide angle lens

Open-ring design that allows you to hear calls, listen to music, play games, and hear other types of online content anytime, all while remaining naturally connected to what’s happening around you.
Crystal clear phone calls and conversations with Precise Voice Pickup technology.
Integrated V1 Processor for balanced high-quality sound.
Up to 5.5 hours of battery and a total of up to 17.5 hours with the charging case.
IPX4 splash-proof and sweat-proof design.