KBNVD4GXULTIM1: This part of the name may contain information about the series, model, or specific features of the device. The exact details would require access to the product documentation or specifications.
BNVD40: Indicates that it's a Binocular Night Vision Device with a 40mm objective lens diameter. The "40" may refer to the lens diameter in millimeters.
Pinnacle Ult M/L: "Pinnacle" suggests that the device may use a high-performance image intensifier tube, and "Ult M/L" could refer to an ultimate or top-tier model or feature set.
