Hi Sefo! The HW-Q850T is designed to replace any external audio equipment connected to the TV, and is not compatible with additional speakers or subwoofers. If you have additional questions
please reach out to Samsung Audio Support at:
Phone: 1-800-SAMSUNG / Available 8 AM - 9 PM EST, Mon - Fri
LiveChat or Email: https://www.samsung.com/us/support/#contact_us_for_support
We look forward to hearing from you.
^Tim