Bose FreeSpace E4 Series II Owner's Manual page 17

When mounting sensing microphones, always maintain a dis-
tance of 6 feet (1.8 m) minimum between the microphone and the
speaker.
Sensing
microphone
2.0 Designing with the E4 System
Ceiling Flush
≥6 ft
(1.8 m)
≥6 ft
(1.8 m)
microphone
Ceiling Surface
≥6 ft
(1.8 m)
Mic Mic
6'
≥6 ft
6'
Sensing
(1.8 m)
microphone
17 of 80
Wall Surface
≥6 ft
6'
(1.8 m)
Mic
≥6 ft
(1.8 m)
Sensing
6'