Passive subwoofers require a dedicated amplifier and will not work directly with this device

The amplifier has a BT range of up to 15 meters

Expand your Macbook USB-C port to 7 ports: 1x4K 30Hz HDMI

USB-C Windows Tablet

NÖRDIC HDMI 2.0 4K 60Hz 4: 4: 4 splitter 1-4 EDID 18Gbps CEC HDR, Dolby and DTS, LPCM7.1 Metal Video Capture Card Passive subwoofers require a dedicatedNRDIC SGM 162 HDMI Splitter 1 to 4 distributes video and sound gins from a video source of four HDMI TV, screens or projectors. The image is displayed simultaneously on two monitors, TVs or projectors. With support for Ultra HD 4K 60Hz 4: 4: 4 guarantees HDMI splitter a brilliant image quality. The splint is also backward compatible with previous HDMI versions, and supports 1080p and 720p resolution. The splint is powered by DC 5V 2A supplied AC