40mm speaker1.5 inch diamond 40 magnetic PU side s models sound 4 ohm 3 watts

The company provided free sample test, there is a professional proofing R & D engineers, can be customized according to the figure of the sample, its own factory, quality and quantity! Regular sampling speed, welcome to consult and order!

Rated power:3 (W)
Rated impedance:4 + 15% (Ohm)
frequency response:From 0.20 to 18 (kHz)
Directivity:When the diameter is large, pointed pointed, the diameter of the aperture is wide.
sensitivity:82 (dB/W)
Sex noise ratio:82 + 3 (dB)
Harmonic distortion:Less than 5 (TMD%)
Total height:21mm

Fast Electronics Co., Ltd is a factory-directly-sale office for sensor electronic components since 2007,we specialized in all kinds of sensors components like gas sensors ,human body infrared sensors, soil moisture sensor, current transformer ,residual current detection, electrical fire monitoring ,and also high precision pressure sensor, tension sensor and load cells ,photoelectric switch ,laser diffuse switch , reflection switch and inductive proximity switches sensor  and displacement sensor ,non-contact level sensor switch / liquid level sensor.

With years’ development, we have had developed a complete electronic components supply and distribute system.
Through our importing and exporting of components all around the world, Fast Electronics Co., Ltd can quickly feedback and satisfy customers’ need.

Besides, we have had gained a great reputation in domestic and international market for our experience and market insight, as well as our up-front, proactive, and responsive approach to service, adequate inventory and unwavering commitment to quality.

.We are  a factory directly sale department with with a large inventory ,we have an absolute advantage in price, .welcome to inquiry us !