What is an Omnidirectional Speaker? Unleashing the Power of 360-Degree Sound
Bosch LP1-UC10E1 10 Watt uni-directional speaker - Soundgear Australia
Stylish and Powerful Coaxial 4 Inch Hang and Wall Speaker Unidirectional Loudspeaker with Over 90 Degree Angle - China Wall Mount Speaker and Home Cinema Speaker price | Made-in-China.com
Stylish 6 Inch Coaxial Hang and Wall Speaker Unidirectional Loudspeaker with Over 90 Degree Angle for PA System Applications - China Wall Mount Speaker and Home Cinema Speaker price | Made-in-China.com