Bose EMBLKG Black, EdgeMax EM90/180 Grill remove1013 A bright red safety collar

A bright red safety collar around the clutch clearly indicates when the Quick Release is not properly engaged to prevent you from accidentally dropping the microphone

and crossover frequency selection

Group modules together in arrays and create separate zones inside the array

Mesh-compartment: 410(W) x 160(D) x 10(H) mm

Frequency Response: 20Hz ~ 20KHz (+0/-1dB)

Bose EMBLKG Black, EdgeMax EM90/180 Grill remove1013 A bright red safety collarThe Bose EMBLKG Black, EdgeMax EM90 180 Grill for the EM90 and EM180 In Ceiling Loudspeakers allows EdgeMax to be used in room designs where black is the best aesthetic match for room decor. Product Specifications: Shipping Weight: 4 lbs Shipping Dimension (L, W, H): 13, 13, 3