Model Number: KLJ-9032-5027-2-7 Brand Name: KELIKING Key Specifications/Special Features: 1. LCP is applied as housing material LCPwhich issensitive material with properties including heat resistance (300℃), acid-alkali resistance and more2. Well-chosen yellow grass is applied as lead pin material in order to provide best conductivity to the product3. Tiny size of the product adapts to more multiple PCB space designs4. Mature SMD designs perfectly meets the requirements of SMT assemblage5. Steadily effective distance of sound output is suitable fora wide range of portable electronic devices6. Rated square wave output and rated voltage are needed7. Meets the RoHS Directive-compliant Oscillation frequency (Hz)2731 Operating voltage (Vp-p) 4-6 Rated voltage (Vp-p) 5 Current consumption (mA/max) 90 Sound pressure level (dB/min) 86 Coil resistance (Ω) 31±4 Operating temperature (℃) -20 to +60 Storage temperature (℃) -30 to +80 Environmental protection rule RoHS Directive-compliant Dimension (L*W*H) (mm) 10.5*9*3.2