EV音箱S-40***音箱会议室用S系列扬声器TheS-40isanultra-compact,two-way,5.25“,short-throwsystemperfectforbackgroundandforegroundmusicapplicati***,indoorandoutdoor.Lowflux-leakagedesignallowsforuseincloseproximitytovideomonitors.DesignedforHouseofWorship,andotherapplicati***.Two-way,full-rangeultracompactUltra-linearfrequencyresp***eVentedLFenclosureFullbandwidthprotectioncircuitforwooferandtweeterFerrofluid-cooledsoft-dometweeterTrapezoidal2x1/4”–20suspensionpointsChassisSize133.35mm(5.25")DirectivityIndex9.8dBInputConnecti***SpringTerminalFrequencyResp***e(-3dB)85-20000HzSensitivity1W/1m85dBMax.SPL/1m(calc)113dBCoverage(Nominal-6dB)H°100°Coverage(Nominal-6dB)V°100°SystemPowerHandling(Continuous/Program/Peak)120WattsSystemPowerHandling(Continuous/Program/Peak)160WattsNominalImpedance(Passive)4ΩMinimumImpedance3.7ΩHeight249mm(9.8")Width178mm(7.01")Depth150mm(5.91")WeightNet2.6kg(5.73lbs)JTS无线双手持话筒麦克风US-902D/MH-8800演出专用咪UHFPLL双频道自动选讯接收机■预设16个频道■锁相环回路设计.■自动选讯功能使接收断讯降到***低.■内建式静音及音码锁定回路可***干扰.■提供"功能锁定"之设计.■液晶显示■提供平衡式&非平衡式6.3mm输出座.■可调整的天线，增进接收讯号之功能.■1U金属机壳设计.频率震荡模式锁相环回路载波频率范围494~870MHz讯号杂讯比>105dB总失真率<0.6@1KHz功能显示方式液晶显示器功能显示内容频率，天线A/B，静音，声频/射频控制方式ON/OFF,频率上/下，频率扫描，音码锁定，声频音频输出准位-12dB音频输出阻抗600Ω静音方式静音及音码锁定回路电源供应12-18VDC，600mA输出插头型式2个平衡式XLR接头1个非平衡式Φ6.3mm接头尺寸(m/m)480mm(宽)*45mm(高)*232mm(长)http://.cn)