audio speaker Model: RB-2720004G-03R Dimension: 27mm x20mm x5.6mm Impedance: 4ohm Power Rating: Normal1.0W-1.5W.

audio speaker

Model: RB-2720004G-03R

Dimension: φ27mm x20mm x5.6mm

Impedance:4±15% ohm  At 1000Hz.1V

Power Rating: Normal1.0W.  Maximum1.5W.

Lower Respond Frequency: 500±20% Hz

S.P.L: 96±3dB/1.0Watt 0.1Meter. Average At1000,1182,1504,2000 Hz.

Frequency Range: 300~20,000Hz.Average SPL-10dB.

Distortion: 10% Maximum At 1000Hz. 1.0W.

Polarity: Diaphragm Shall Move Forward When Apply a Positive DC. Red “+” or“ Marked” Terminal

Operating Temperature: -20 °C to +50 °C

Storage Temperature: -25 °C to+55 °C

audio speaker