4540ND

• Unique Patented Design
• Neodymium Magnet Assembly
• 114 dB Sensitivity 1 W / 1 m
• Extended high frequency response up to 30 kHz
• Very small Size and low Weight
• 38 mm Voice Coil
• 1 3/8" - 18N Screw or 1" Flange Adapter

BMS 4540ND is a powerful 1" professional compression driver that delivers superb sonic quality in a very small package. The unique BMS annular diaphragm together with the high energy neodymium magnet achieve very high sensitivity and linear frequencey response up to 30 kHz.