Luminous sound level display (dBA). It has huge digits (10 cm) so the information can be read easily in dim environments
The DL100 is the EXTERNAL DISPLAY for the loggers / limiters: LRF-04, LRF-05, RS-60, LRS-03 and LCA-02; it consists of four 100 mm LED digits where the sound pressure level measured by the logger / limiter is displayed.