This product is either discontinued or we cannot get that from suppliers.
Moshi, 99MO084249, Usb-c Digital Audio Adapter With Charging, Connector 1 USB (Version Unspecified) Type-C Male, Connector 2 1 x USB (Version Unspecified) Type-C Female, 1 x 1/8" / 3.5 mm Mini Female, Audio Support, 2 Channel, Power Source Bus Power.
Newly updated for maximum compatibility across all USB-C devices, including the iPad Pro (USB-C). Listen to pristine, high-resolution audio using regular 3.5 mm headphones.