Jon L. JacobiFreelance contributor, TechHive

Jon is a Juilliard-trained musician, former x86/6800 programmer, and long-time (late 70s) computer enthusiast living in the San Francisco bay area. jjacobi@pcworld.com

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Samsung Q60A 4K UHD TV review: Top-notch color and brightness for the money, but so-so black levels

Samsung's entry-level QLED is edge-lit, but still delivers a very bright and detailed image—albeit without the deeper blacks provided by the company's pricier array-lit and mini-LED QLEDs.

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House of Marley Positive Vibration XL ANC headphone review: Vastly improved sound, no noise

House of Marley's Positive Vibration XL ANC's offer very good sound and excellent noise cancellation. They're a major improvement over the previous generation.

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Vizio M-Series Quantum 4K UHD TV review: Same accurate color, now with upgraded ports

The M-Series Quantum remains basically the same as it was in 2019: A good lower-mid-range TV. New for 2021: eARC support for uncompressed 7.1 surround sound, along with FreeSync and HDMI variable refresh rates.

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Vizio's 2022 TV line includes better processing and FreeSync, but no 8K models or any with a mini-LED backlight

Vizio makes incremental improvements to its smart TV lineup, beefing up processing power and offering FreeSync support and 120Hz refresh rates at the top end.

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Vizio V5-series smart TV review: This 55-inch TV is affordable, but it delivers just middling performance

This entry-level 4K UHD TV has some positive attributes, including Vizio's excellent SmartCast user interface and an easy-to-use voice remote, but its image is mediocre at best.

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HDMI ARC and HDMI eARC explained: The evolution of the Audio Return Channel

The Enhanced Audio Return channel delivers higher-quality movie soundtracks and music, too—and you won't need a new cable. What's not to like?

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PowerDVD 20 Ultra review: The best media player. Now with social distancing!

Cyberlink's industry-leading PowerDVD 20 movie disc/video player adds cloud sharing and streaming to the mix. Not to mention a super-handy resume-from-last-position function.

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Hisense U8G-series 4K UHD TV review: Nice for the price, especially for gamers

Hisense's U8G is a nice improvement over the H series, including a 120Hz refresh rate. Picture quality and HDR performance are top-notch, although its blacks can't match those of pricier mini-LED sets.

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Samsung QN90A 55-inch 4K UHD TV review: Mini-LED meets quantum dots

Samsung's QN90A Neo QLED TV marries mini-LED backlighting and quantum dots to produce the company's most vivid 4K UHD image yet.

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Hisense reveals 8K and dual-cell 4K TVs for U.S. market

Chinese TV manufacturer Hisense revealed its first 8K UHD smart TVs for the U.S. market, along with a new line of proprietary dual-cell 4K sets.

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PowerDVD 21 nearly completes Cyberlink's online media-sharing infrastructure

Newly added FireTV, Apple TV, and cloud versions of PowerPlayer let you stream and share your movies via Cyberlink's Cloud service with anyone on nearly any device. PowerDVD 21 itself offers only mild improvements.

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Pioneer DJ VM-70 powered speaker review: This versatile speaker delivers accurate sound at a reasonable price

The VM-70 offers pleasing sound for recreational listening along with the sonic definition and connections you look for in a studio monitor—all at an affordable price.

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Monoprice BT600ANC Bluetooth headphone review: These bargain-priced cans will be hard to beat

Monoprice's BT600ANC might not offer the best automatic noise cancellation we've heard, but it's the best we've heard for less than $100

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Sony Bravia XR Master Series A90J 4K UHD OLED TV review: Luscious picture quality and fantastic design

Sony's latest Master Series OLED offers a lush picture; great audio; and a fantastic, nearly bezel-less design.

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Drop + THX Panda wireless headphone review: Supremely clean sub-bass

These planar ribbon headphones sound fantastic, especially in the sub-bass region, but they could use more padding on the headband.