Product model:AY-49 Directivity of capacitive head: super cardioid directivity frequency response:50hz-16kHz Sensitivity enhancement + 20db2db Sensitivity:-45db3db(OBD=1V/PA at 1kHz)equivalent Noise level:24dba Maximum sound pressure level:130dB(THD1.5%at 1kHz) Output impedance:200Ω30%(ankhs) Chanel: Mono Colour temperature:6500k (±200K) Number of lamp beads:36 Power:5W Battery life:1.5 hours at 6500k100% power Net weight: about 244g