CQRobot Speaker 3 Watt 4 Ohm Compatible with Arduino Motherboard, JST-PH2. 0 Interface. It is Ideal for a Variety of Small Electronic Projects.

CQRobot painstakingly deploys this passive speaker small speaker for the Makers and electronic enthusiasts, this small passive speaker with JST PH2. 0 interface, the internal resistance is 4 ohms, the power of it is 3 watts. Strip size, with mounting screw, suitable for all kinds of sound source fabrication, the sound is clear and melodious without distortion. TECHNICAL 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. 5mat 1. 0K Hz. Effective frequency range: FO to 15 KHz. Distortion factor: Less Than 5% MAX. (AT 1. 0KHz 0. 5W 0. 5MPolarity: When a positive DC current is applied to the terminal marked, the diaphragm shall move forward. Buzzrattle 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: NdFeB, 12. 5mm * 2mm. Size: 70mm * 31mm * 16mm. Screw hole distance: 24mm * 63mm. Interface: JST PH2. 0 2Pin. Interface cable length: 40cm. Total weight: 24g. SHIPPING LIST 2 * Passive Speaker 3 Watt 4 Ohm(JST PH2. 0 2Pin.