Our Products Speaker YD2040 Shape size: 40 × 20 × h5.8 Dimensions: Unit: mm Tolerance: ±0.5mm Specifications: Rated impedance (Ω): 8 ±15% Rated (Max) Power (W): 1.0 / 3.0 Resonant Frequency (Hz): 450 ± 20% Rated Freq. Range (Hz): F0~20000 Sound Pressure Level (dB): 0.1W/0.1m (AVG at 0.8,1.0,1.2,1.5)KHz: 83 ±3 Weight (g): 7.6 Operating Temperature(℃): -10~+40 PDF Please write down your comment on this product, and click Add to Inquiry List for inquiry Add to Inquiry List Review Inquiry List Back