Features:
--Indoor wall mount type loudspeaker
--Input method includes 2 modes: constant voltage or constant impedance
--Two frequency unit design
--Wide frequency response 90Hz - 20kHz
--25 Core high quality silk film for tweeter
--Sound quality is delicate and rich
--Easy and secure wall mount installation
--Ideal for hotel, school, office and factory where background music and paging is needed
| Model | BS－220B | BS-250B | BS-260B | BS-280B | |
| Rated / Max Power | 20W / 40W | 30W / 60W | 40W / 80W | 60W/120W | |
| Input mode | 70V/100V; 8Ω | 70V/100V; 8Ω | 70V/100V; 8Ω | 70V/100V; 8Ω | |
| Speaker unit | 4.5” x 1; 1.5” x 1 | 5.5” x 1; 1.5” x 1 | 6.5” x 1; 1.5” x 1 | 8” x 1; 1.5” x 1 | |
| Frequency response | 90Hz--20KHz | 80Hz--20KHz | 70Hz--20KHz | 60Hz--20KHz | |
| Sensitivity | 90±2dB | 91±2dB | 91±2dB | 91±2dB | |
| Shell material | ABS plastic + Iron Net | ABS plastic + Iron Net | ABS plastic + Iron Net | ABS plastic + Iron Net | |
| Dimensions | 215×170×150 mm | 242×182×162 mm | 284×215×189 mm | 420×300×280mm | |
| Weight | 2.04kg | 2.70kg | 3.80kg | 7.15kg | |
Copyright © 2017 Guangzhou Quanzhiyun Electronic Technology Co.Ltd. Guangdong ICP for 17128069 
