2Pcs 4021 Mini Horn Speaker Notebook Speakers 4 Ohm 3W Loudspeaker for DIY Home Theater Modification _x000D_ Features: _x000D_ _x000D_ OOTDTY _x000D_ 2 Pieces 4021 circle full-range speaker stereo woofer loudspeaker. _x000D_ 4 impedance 3W power. _x000D_ 99-10000 kHz frequency response, omnidirectional directivity. _x000D_ Made of high-quality metal materials, exquisite workmanship, and long service life. _x000D_ DIY accessories, applicable for notebook computer laptop electronic equipment modification. _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Type: Electric type (moving coil type) _x000D_ Application: Hi-Fi (home use) _x000D_ round _x000D_ Composition: coaxial composite _x000D_ Diaphragm Material: paper _x000D_ Circuit Form: internal type _x000D_ Frequency Characteristics: full frequency band (full sound _x000D_ Rated Power: 3 for W _x000D_ Rated Impedance: 4 _x000D_ Frequency Response: 99-10000 kHz _x000D_ Directivity: omnidirectional _x000D_ Sensitivity: 89dB/for W _x000D_ Signal-to-noise ratio: _x000D_ Harmonic Distortion: 3TMD% _x000D_ Material: Metal _x000D_ Diameter: Approx. 40 mm/1.57 inch _x000D_ Quantity: 2Pcs _x000D_ _x000D_ _x000D_ Package Includes: _x000D_ 2 Pieces 4 3W Speakers _x000D_ _x000D_ _x000D_ Note: _x000D_ Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. _x000D_ Due to the difference between different monitors, the picture may not reflect the actual color of the item. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_