IT Home reported on February 7 that Apple launched a dedicated USB-C adapter for Vision Pro headset application developers at the beginning of this month, which is mainly used to connect computers to compile and debug headset applicationsThe price is $299 (note from IT House: currently about 2156 RMB).
Developer Bouniol shared his experience with the device on Mastodon, saying that it is not a good value for money, saying in a feed post: "The Apple Vision Pro headset appears as a 'Composite Device' in the System Profiler and is limited to USB 20 speed".
Bouniol uses Apple's official 0The real speed was tested with a 5-meter Thunderbolt 3 cable, which runs on USB 32 10 Gbs transfer between the host and connected devices is supported, but only USB 2 has been tested0 speed.
He then tested it with a 10GB S SanDisk SSD cable, also USB 2The speed of 0, the same report is given in the "composite device".
"It takes about 27 seconds to import a 3 GB file in my Xcode project, build it, and install it on my device," says Bouniol. "The speed of the Wi-Fi connection is basically the same, but it's a little more stable.
Bouniol says that with this USB-C adapter, Mac devices can't detect plugged in 25Gbps Ethernet dongle.
Bouniol said it was tested with Wi-Fi turned offTransferring a 4GB file takes about 107 seconds, the transfer rate is about 300 Mbps, which is relatively normal compared to the theoretical maximum transfer rate of 480 Mbps for USB 2.