ceiling loudspeaker 90db

{"cid":"91193270","title":"M10 Forged-Shoulder Steel Eyebolt Kit For Suspending K Series Acoustic Design Loudspeakers","imgUrl":"https:\/\/img.chinax.com\/nimg\/02\/e3\/acf2cd3d9dd09cdf4a513be3725b-200x200-1.jpg","attrs":{"Price":"Negotiation","Brand Name":"W-mate","Minimum Order Quantity":"500PCS","Delivery Time":"15-20 Work Days","Certification":"SGS","Place of Origin":"Dongguan,China","Payment Terms":"T\/T, Western Union","Supply Ability":"100,000pcs\/month","Packaging Details":"PE bag +PP bag + Carton (if you have other packaging requirements, please contact us)","Product Name":"M8\/M10 Forged-Shoulder Steel Eyebolt Kit","Material":"Stainless steel","Sample":"Free sample","Application":"For K Series Acoustic Design Loudspeakers","Manufacturer":"OEM\/ODM","Diameter of Cable":"1.0mm,1.2mm,1.5mm,2mm or Customized"}}

{"cid":"91214907","title":"6.5 Inch 2 Way 120 Watt Waterproof Coaxial Speaker With LED Ceiling Music Systems Loudspeaker Marine Boat Car Audio System","imgUrl":"https:\/\/img.chinax.com\/nimg\/61\/ec\/028b764a99c91be41dbed2e6f83e-200x200-1.jpg","attrs":{"Price":"Negotiate","Brand Name":"GRANDnavi","Model Number":"SPK651B","Minimum Order Quantity":"5","Delivery Time":"7-14days","Certification":"CE,ROHS,FCC","Place of Origin":"China","Payment Terms":"T\/T","Supply Ability":"50000Pcs\/Month","Packaging Details":"Normal Packaging(without logo)\/ Customization Packaging","Product Name":"Marine Speaker","Impedance":"4 \u03a9","Voltage":"12V","Output Power":"60W","Waterproof":"IPX4","Color":"Black,White"}}

{"cid":"91198955","title":"25KHZ Ultrasonic Speaker Silver Film Piezo Horn Ultrasonic Transducer Speaker","imgUrl":"https:\/\/img.chinax.com\/nimg\/fd\/5c\/0cb6825bc02b2a01b4cf9e23f87b-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"TAIMI","Model Number":"TM-3825 New silver film piezo horn amplification alarmUltrasonic Horn Transducer Speaker","Minimum Order Quantity":"1000PCS","Delivery Time":"10~15days","Certification":"ISO9001\u3001ISO14001\u3001IATF16949","Place of Origin":"CHINA","Payment Terms":"T\/T","Supply Ability":"1000000\/month","Packaging Details":"safe packaging","Material":"ABS tweeter loudspeaker","Operating voltage":"3-24V Piezoelectric ultrasonic horn","Rated Voltage (Vrms)":"2.83VDC","Function":"New silver film piezo horn amplification alarmUltrasonic Horn Transducer Speaker","Min Sound Output":"95dB 12VDC\/30cm","Warrenty":"5 years","Operating temperature":"-20\u2103 to 70\u2103","Type":"ultrasoinc speaker 25KHZ","Sound Output at 10cm (dB)":"\u2265100","Weight":"6 g","Resonant Frequency":"25\u00b15 khz","Size \/ Dimension":"38*12mm","Efficiency - Type":"Sound Pressure Level (SPL)","Temp. range":"-20\u2103~60\u2103","Capacitance 120Hz (PF)":"20000\u00b1500","Operating Voltage (Vrms)":"30 max"}}