100–200m Signal Blocker Suitable for Prisons, Warehouses, And Other Wide Areas

Larger spaces often require more than standard indoor coverage, these 100–200 meter jamming range signal blocker category extends beyond standard room-level signal blocking.

These wireless signal jammers generally include higher power output, multi-band support, and improved heat dissipation designs to maintain consistent operation across extended coverage zones. Suitable for spacious prison, outdoor locations, warehouses, and other large areas.