KEF Ci200ER In-Ceiling Speaker - Each AV/Home Theatre Electronics It is also extremely quiet

It is also extremely quiet with inaudible residual noise in no signal conditions

It roll off acousticallyat 24dB per octave above its cut off frequency of 100Hz

stiffer vertical bearing housing Bias system New bias assembly with adjustable bias slider Tracking force adjustment Tracking force dial marked 0 to 3 Effective mass Low

WEIGHT (IN-WALL)

KEF Ci200ER In-Ceiling Speaker - Each AV/Home Theatre Electronics It is also extremely quietKEF Ci200ER Designed and manufactured to the same exacting standards as all KEF's architectural offerings and features KEF's famed Uni Q driver technology. (Price is per piece) Features UTB Ultra Thin Bezel 200mm (8in.) Uni Q driver array 16mm (0. 6in.) Aluminium dome tweeter Weather Resistant Magnetic Grille Specifications NOMINAL IMPEDANCE 8 Ohms SENSITIVITY 90dB (2. 83V 1m) FREQUENCY RESPONSE 45Hz 20kHz (6dB) open backed CROSSOVER RESPONSE 2. 8kHz