Keychron B1 Pro Japanese layout (JIS) model with Kana printing There was interference with other devices, and it was used for less than 10 minutes. Purchased in April 2026. All accessories, including the box, are included. Ultra-thin wireless keyboard, Keychron B1 Pro. - Model: Keychron B1 Pro - Connection method: Wireless (2.4GHz) - Accessories: USB cable - Keyboard color: Gray Thank you for viewing.