Model

BS-018A

BS-028A

BS-038A

BS-048A

Power Taps @100V

15W, 7.5W

25W, 12.5W

35W, 17.5W

45W, 22.5W

Power Taps @70V

7.5W, 3.75W

12.5W, 6.25W

17.5W, 8.75W

22.5W, 11.25W

Impedance

Black: COM 

Green:670Ω  White:1.3kΩ

Black: COM

Green:400Ω  White:800Ω

Black: COM 

Green:285Ω  White:570Ω

Black: COM 

Green:220Ω  White:440kΩ

SPL(1W/1M)

91dB ±3dB

91dB ±3dB

91dB ±3dB

91dB ±3dB

Max. SPL (Rated W/1M)

103dB

105dB

107dB

108dB

Frequency Response (-10dB)

50-18KHz

50-18KHz

50-18KHz

50-18KHz

Finish

     Body: Aluminum, Brown    Grille: Aluminum, Brown     Cover: Brown   ABS,                        

Speaker Driver

4"×1   2.5"×1

4"×2   2.5"×1

4"×3   2.5"×1

4"×4   2.5"×1

IP Rate

IP×6

IP×6

IP×6

IP×6

Dimensions

150×125×315mm

150×125×415mm

150×125×515mm

150×125×615mm

Weight

2.4kg

3.2kg

4.3kg

5.1kg

Mounting

With mounting bracket fixed by screw