# LENTION USB Cハブ 4K HDMI 3 USB 3.0 SD 3.0 カードリーダー 2020-2016 MacBook Pro 13

> The LENTION USB-C Hub CB-C34 adds 4K HDMI, three USB 3.0 ports, and dual SD/MicroSD card slots to your USB-C laptop. Compact aluminum des

Tags: usb_hub, lention, cb-c34, macbook, 4k-hdmi, sd-card-reader
Source: https://www.amazon.co.jp/dp/B0833Q9RR5
Article page: https://web-autoai.com/articles/lention-usb-c-4k-hdmi-3-usb-30-sd-30-2020-2016-macbook-pro?lang=en

Prices and ratings change over time — check the article page for the current values.

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## Overview
The LENTION USB-C Hub CB-C34 is a compact multi-port adapter designed to expand the connectivity of modern USB-C laptops, especially Apple MacBooks and iPads. It turns a single USB-C port into three USB 3.0 Type-A ports, a 4K HDMI output, and a dual SD/MicroSD card reader.
This hub is ideal for users who need to connect external monitors, USB peripherals, and memory cards simultaneously without carrying multiple dongles. The aluminum alloy body matches the MacBook aesthetic, and the plug-and-play design requires no external drivers or power supply.

## Connectivity & Compatibility
The hub connects via a USB-C cable to the host device. It supports USB-C Alt Mode for video output, making it compatible with MacBook Pro (2016-2020), MacBook Air (2018-2020), iPad Pro (2018-2020), MacBook 12-inch, Surface Pro 7/Book 2/Go, Chromebook, and other USB-C devices that support DisplayPort over USB-C.
- HDMI: Up to 3840×2160 @30Hz (also supports 2560×1600 @60Hz)
- USB 3.0: Three Type-A ports, each up to 5Gbps
- Card Reader: SD and MicroSD slots, UHS-I up to 104MB/s, supports SD/SDHC/SDXC and MicroSD variants
Important compatibility notes: This hub does not work with older MacBook Air/Pro models from 2008-2015, devices without a full-featured USB-C port, or Apple SuperDrive. It also does not support USB-C Power Delivery pass-through, so you cannot charge your laptop through the hub.

## Product Info
The manufacturer offers a standard one-year warranty. The package includes only the hub itself; no cables or power adapters are needed.
In terms of market positioning, this hub sits in the entry-to-mid range. It competes with similar USB-C hubs from Anker, Ugreen, and Satechi. Its strengths are the combination of 4K HDMI, three USB-A ports, and dual card slots in a Mac-friendly design. However, the lack of Power Delivery and the 30Hz HDMI limit mean it's not suitable for users who need high-refresh-rate external displays or laptop charging through a single cable.

## Best Use Cases
1. MacBook users who need external monitor and USB peripherals
If you have a MacBook with only one or two USB-C ports, this hub lets you connect a 4K monitor, a mouse, a keyboard, and an SD card all at once. It's a practical solution for a clean desk setup. However, if you require 4K at 60Hz, look for a hub with HDMI 2.0 or DisplayPort.
2. Photographers and content creators who frequently transfer photos
The dual SD/MicroSD slots allow simultaneous access to two memory cards, which is handy for importing photos from a camera and a drone. The UHS-I speed is adequate for most hobbyists, but professionals using UHS-II cards will not get full speed.
3. Travelers and remote workers
The compact size and lightweight aluminum build make it easy to slip into a laptop bag. It's a reliable travel companion for hotel rooms or co-working spaces. Just remember that you'll still need your laptop's original charger since the hub doesn't support pass-through charging.

### Product Disclosure (Amazon)
- Manufacturer: LENTION
- Seller: Rスタジオ
- Fulfilled by: Rスタジオ
- ASIN: B0833Q9RR5
- Note: This article covers a manufacturer-made product based on Amazon listing details.