A-254ATP
CEILING SPEAKER
OPTIMUS 4” ceiling loudspeaker with 6 W power rating, and an intermediate power setting of 3 W.
Sensitivity of 92 dB (1 W, 1 m and 1 kHz) and maximum acoustic pressure of 100 dB (SPL) at 1 kHz, 1 m.
Frequency response from 100 to 15.000 Hz.
Quick spring-type embedding mounting system. Finishing in white ABS (RAL 9016) and metal grill.

Loudspeaker 4''
R.M.S. power 6 W
Power selector 6 W & 3 W Transformer terminal block
Impedance 1k7 Ohm, 3k3 Ohm
Sensitivity (1 kHz) (SPL) 92 dB (1 W, 1 m)
Sound pressure level (1 kHz) (SPL) 100 dB (6 W, 1 m)
Frequency response 100 ~ 15.000 Hz
Embedding hole?? 150 mm
Dimensions (mm)?? 175 x 60 (depth)
Weight 0,5 kg
Finishing ABS, metal grill
Colour White (RAL 9016)
Accessories Spring-type mounting system