HDMI Switch 4K - Bi-directional HDMI (1x2 or 2x1) Video Audio Switcher Selector Box Supports Ultra HD UHD 4Kx2K Full HD 1080P 3D HDCP Passthrough - Walmart.com
RK3229 box - can not select SPDIF as passthrough device. - Rockchip - LibreELEC Forum
TOTU HDMI Switch 4 Ports (4 x 1) 4K 60Hz HDMI 2.0 Switcher with IR Remote Control Support HDR & HDCP 2.2 Pass-Through & 3D &Full HD 1080P, Compatible for PS3/PS4, Xbox