Long-range cordless phones extend a landline across large properties without monthly fees. Modern options use DECT technology and external antennas for better reach, but true multi-mile performance depends on antennas, terrain and radio rules.
Use modern Bluetooth or RF TV headphones (or a transmitter) to listen privately without disturbing others. Check your TV's outputs, prefer low-latency options for lip-sync, and pair or connect a transmitter to get clear, private sound.
Long-range cordless phones extend traditional base-and-handset systems using DECT, external antennas, repeaters, or VoIP links. They work well on farms, campuses, and inside facilities where you want local mobility without monthly cellular fees, but true long-distance operation requires additional infrastructure or network links.