Gigahertz Solutions NA7 Comfort Mains Decoupler

Electrician-installed, circuit-level answer to a measured bedroom problem, not a casual accessory.

Keep the modem or router you have if its radios can be fully disabled. Place network equipment away from bedrooms and long-stay seating, run Ethernet where it matters, and make any remaining Wi-Fi intentional and switchable. Wired listening when practical. Move power away from the body before buying anything shielded.