Check the listing for details. EMI SLB-2-K Lock Box for Recording Equipment. Condition: New. Listed at 80.00 USD. The EMI SLB-2-K Lock Box for Recording Equipment is a heavy duty protective enclosure designed to secure DVRs, NVRs, and other critical recording devices in commercial and institutional environments. Constructed from durable steel, this lock box helps prevent unauthorized access, tampering, and accidental damage to valuable surveillance equipment. Its ventilated design promotes airflow to reduce heat buildup and maintain reliable system performance during continuous operation. The hinged door allows convenient access for maintenance while the keyed lock ensures controlled entry. Pre punched mounting holes support wall installation, making it suitable for offices, retail locations, schools, and industrial facilities. The compact form factor allows it to house recording units without.