Supply Of Wireless Headsets ‎with built-in microphone with active noise cancellation, PU foam cushioning over ears with 5 cm inner dia and 8 cm outer dia with 2.5 cm thickness, Ear set connector via head dimensions: Length: 39 cm when straitened, wid

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Supply Of wireless headsets ‎with built-in microphone with active noise cancellation, pu foam cushioning over ears with 5 cm inner dia and 8 cm outer dia with 2.5 cm thickness, ear set connector via head dimensions: length: 39 cm when straitened, width 2.5 cm and height : 3mm. touch control volume feature, waterproof. ear coupling supra-aural, type of headset -on-ear, microphone connectivity -wirelessfrequency response (hz) 100 hz- 18khz, transducer principle -dynamic, nominal impedance (ohm)- 32, speaker driver size (mm) -30, sound pressure level (spl)(db) - 34, attenuation (db) - 9, load rating (watt)- 0.01, contact pressure (newton) 3, pick-up pattern- bidirectional, sensitivity (db) -42, warranty - 2 yearsmake: logitech or its equivalent as per the specifications mentioned above. , wireless headsets ​with built-in microphone with active noise cancellation, pu foam cushioni ng over ears with 5 cm inner dia and 8 cm outer dia with 2.5 cm thickness, ear set connector via head dim ensions: length: 39 cm when straitened, width 2.5 cm and height : 3mm. touch control volume feature, wa terproof. ear coupling supra-aural, type of headset -on-ear, microphone connectivity -wireless frequency response (hz) 100 hz- 18khz, transducer principle -dynamic, nominal impedance (ohm)- 32, speaker driv er size (mm) -30, sound pressure level (spl)(db) - 34, attenuation (db) - 9, load rating (watt)- 0.01, conta ct pressure (newton) 3, pick-up pattern- bidirectional, sensitivity (db) -42, warranty - 2 years make: logitec h or its equivalent as per the specifications mentioned above. bis certification: confirming to is 616:2017 or latest. valid certificate to be submitted at time of offer. otherwise, offer will be rejected. [ warranty p eriod: 24 months after the date of delivery ] ]