CQRobot has carefully configured this passive miniature loudspeaker for makers and electronics enthusiasts, Compared with the previous generation (: B0822XCPT8), the volume level has been greatly improved. This miniature loudspeaker uses 2.54mm dupont interface, resistance 4 ohms, power 3 watts, long strip size, with mounting screw holes, suitable for all kinds of small DIY electronic projects, the sound is clear and pleasant without distortion. Note: For technical support, please refer to CQRobot Wiki to get the test code, SKU: ? CQRLS-A. SPECIFICATIONS - Resonance Frequency: 500 Plus/Minus 20% Hz; - Impedance: 4 Ohm Plus/Minus 15% at 1 khz 1.0V; - Power: rated power / maximum power 2.0W / 3.0W; - Sensitivity: 82 Plus/Minus 3dB (1w / 0.5m) at 1.0K Hz; - Effective frequency range: FO to 15 KHz; - Distortion factor: Less Than 5% MAX; (AT 1.0KHz 0.5W 0.5M) - Polarity: When a positive DC current is applied to the terminal marked +, the diaphragm shall move forward; - Buzz &; rattle test: 4.0V FO to 15KHz; - High Temperature Storage Test: 80 Degree Celsius Plus/Minus 5 Degree Celsius - 96 Hours; - Low Temperature Storage Test: -40 Degree Celsius Plus/Minus 5 Degree Celsius - 96 Hours; - Magnet: Nd-Fe-B, 12.5mm * 2mm; - Size: 70mm * 31mm * 16mm; - Screw hole distance: 24mm * 63mm; - Interface cable length: 40cm; - Total weight: 24g. SHIPPING LIST 2 * 2.54mm Dupont interface 4 ohm 3 watt miniature loudspeaker See more

2 Pcs/1 Pair 2.54mm Dupont interface 4 ohm 3 watt passive miniature loudspeaker encapsulation. Size: 70 mm * 31 mm * 16 mm / 3.1 inch * 1.2 inch * 0.63 inch (L* W * T);. Impedance: 4 Ohms Plus/Minus 15%;. Power: Rated Power / Maximum Power 2.0W / 3.0W;. 2.54mm Dupont interface, cable length 40cm (15.75 inches);.