FB20 coaxial speaker is developed by Soundking to meet the requirement of high power and small volume. This coaxial speaker features simultaneous HF and LF,small audio interference,clear tone,exact and even coverage.It is the ideal choice for two-way speaker system. And the speaker size is from 6"-15"Specification:Nominal Diameter:10"Sensitivity:Low 95dB/High 105 dBImpedance:8ohmVoice coil ID: ...