VISATON 2973 7厘米（2.8英寸）全频扬声器，性价比完美

Depth: 21.7 mm

Shape: Round

Height: 21.7 mm

Diameter: 70 mm

Frequency: 300 Hz

Impedance: 8 Ohms

Power Rating: 2 W

Mounting Style: Panel Mount

Termination Style: Solder Lug

Frequency Response: 170 Hz to 20 kHz

Sound Pressure Level: 85 dBA

Self Resonant Frequency: 300 Hz

Maximum Operating Temperature: + 70 C

Minimum Operating Temperature: - 20 C