Earlier PS4 models received HDR support with System Software 4.00. At the same event a more powerful variant, named the 'PS4 Pro' was also announced, designed for 4K and HDR displays. A 1TB model at 34,980 Yen was also announced.

According to a Sony press release the new model (CUH-2000) was 16% lighter and used 28% less energy than the CUH-1200 series. Īt a PlayStation official event in New York (USA) in September 2016 Sony officially announced a new redesigned PS4, the CUH-2000 series, (known colloquially as the 'PS4 slim') for sale from 15 Sep at $299, €299, £259, or 29,980 Yen for the base 500GB model. Internally the CUH-12 series included a number of minor changes, including the change to 8 memory modules of 1 GB (from a previous 16 modules of 512 MB). Other minor changes to the design included mechanical buttons replacing electrostatic touch sensitive ones, and a shorter but brighter LED indicator on the top surface of the console. Changes to the design included a matte black HDD cover replacing the original gloss black version. The CUH-1200 series was officially announced in June 2015, releasing first in Japan, then worldwide.

In late June 2015, a 1TB CUH-11 series machine was announced for European/ PAL markets. The CUH-12xx series are also referred to as the 'C chassis' variant of the PS4. Differences between the CUH-11 and CUH-12 series included a reduction in rated power from 250W to 230W, a reduction in weight from 2.8 to 2.5 kg, and physical buttons. In 2015, the CUH-12 series as variants CUH-1215A and CUH-1215B (with 500GB and 1TB storage respectively) were certified in the US by the FCC. The original released 420 GB HDD PS4s had manufacturer serial numbers of the form CUH-10 XXA a minor modification with a different form of Wi-Fi Microstrip antenna was registered in mid 2014 as part numbers CUH-11 XXA. Subsequent versions include changes to the technical specifications of the console. Multiple versions of this console have been released since the initial launch of the PlayStation 4, including the PlayStation 4 Slim and the PlayStation 4 Pro. The PlayStation 4 technical specifications describe the various hardware components of the PlayStation 4 home video game console group. Please consider expanding the lead to provide an accessible overview of all important aspects of the article. This article's lead section may be too short to adequately summarize the key points.

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