Product parameterElectrical characteristics: (horn)1. Speaker impedance: 16Ω ± 15%2. Sensitivity: 100+/-3dB (IEC-318 at 1kHz), test voltageVoltage is 178mV3. Frequency response: 20Hz~20KHz4. Speaker diameter: 50mm5. Maximum input: 30mW6. Left and right balance: ≤3dB(at 1kHzElectrical characteristics..