This article covers AVerMedia Live Gamer Ultra GC553 [4Kパススルー対応 USB3.1接続 外付け ゲームキャプチャーボックス] DV488.

Overview

The AVerMedia Live Gamer Ultra GC553 is an external USB capture box that supports 4K HDR pass-through. Connected via USB 3.1 Gen1 Type-C, it lets you output 4K 60p HDR video to your monitor without lag while simultaneously recording or streaming at up to 2160p30 (4K) or 1440p60 / 1080p120. This makes it a versatile choice for both high-fidelity game capture and high-frame-rate esports content.

Connectivity & Compatibility

Input is HDMI 2.0; the HDMI 2.0 pass-through output preserves the full resolution and HDR signal. The device uses USB 3.1 Gen1 Type-C with UVC/UAC compliance, so it is recognized immediately without additional drivers on Windows and macOS. It works with AVerMedia's own RECentral software as well as third-party apps like OBS Studio and XSplit. Note that HDR recording and H.265 encoding are only available when using RECentral. The recommended PC specification includes an Intel Core i5-6xxx or equivalent AMD CPU, and at least a GeForce GTX 1060 class GPU.

Product Info

Released in 2018, the GC553 sits in the mid-to-high-end segment of external capture cards. It measures roughly 112×67×21 mm, making it easy to toss into a laptop bag. The official warranty is one year for authorized Japanese units (model DV488). The box includes a USB 3.1 Type-C cable, an HDMI cable, and a quick-start guide. Typical street price in Japan is around ¥30,500, and availability is solid through major retailers like .

Best Use Cases

  • Streamers with 4K monitors: The 4K 60p HDR pass-through lets you enjoy full native image quality while streaming at 1080p to your audience — ideal for keeping your personal experience unchanged. - Competitive gamers: 1080p 240Hz and 1440p 144Hz pass-through support means you can record high-refresh gameplay without sacrificing monitor performance. The low-latency HDMI path keeps your aim crisp. - Laptop-based creators: No internal PCIe slot needed; just plug the GC553 into any USB 3.0/3.1 port and you have a full capture setup. Perfect for on-the-go streaming or recording console gameplay.

Product Disclosure (Amazon)

  • Manufacturer: AVerMedia
  • Seller: New Life Shops
  • Fulfilled by: Amazon
  • ASIN: B07FF9MZ6Y
  • Note: This article covers a manufacturer-made product based on Amazon listing details.