This unit consists of a 3.5" (8.9 cm) speaker mounted on a 1/4 size rat modular panel. Use with the programmable audio generator (ANL-926) or other white noise or audio amplifiers. The recommended range for pure tone applications is 1.0 to 7.0 KHz. At 700 Hz and 7.5 KHz the audio signal is approximately 10 dB down. This unit is also available with a cubicle ceiling mount bracket to hold both the speaker and optional light (ENV-224CM).

Dimensions:
Panel: 3.0" W x 3.25" H (7.6 cm x 8.3 cm)