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S. No.NameDescription / FunctionQTY.UnitsMaterialManuf. MethodPrice
at assumed 10,000 units
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1External Shell
External shell of the Whispr Sound mask. Houses electronics and the IDU.
1unitABSInjection Molding$0.25
https://formlabs.com/blog/injection-molding-cost/
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Internal Dampening Unit (IDU)
Direct contact with the user. Absorbs sound.1unitABSInjection Molding$0.25
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2.1Sound Absorption MaterialAbsorbs vocal vibrations40Sq. in.Recycled Polyester BlendSupplier: Acousical Solutions$0.48
https://acousticalsolutions.com/product/crosspoint-sound-absorbing-fabrics/?attribute_pa_color=onyx
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2.2Material SockFabric sock that houses the Sound absorption material.40Sq. in.CottonSewing$0.06
https://fabricwholesaledirect.com/products/cotton-polyester-broadcloth-fabric
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2.3Weather StrippingCreates a comfortable seal around the user’s face.15in.SEBS A35Extrusion$0.02
https://www.alibaba.com/product-detail/SEBS-SBS-Raw-Material-Road-Asphalt_1600923058663.html?s=p
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Sound Processing Electronics
Input, process and output the singer’s voice.1lot--
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3.1Custom Sound processing boardVoice Recording and Playback module.1unitwoven fiberglass cloth and flame resistant epoxy resin binder.
Supplier: Sunstone
$1.05
https://onequote.sunstone.com/onequote-form/?APIHashKey=94E599FE41063591684C4F3871658620438ACFAB
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3.2Condenser MicrophoneMicrophone for recording voice1unitMetalSupplier: Mouser$0.97
https://www.mouser.com/ProductDetail/DB-Unlimited/MN045302-1?qs=t9M3m0YJX4OBogN%2Faizx%2Fw%3D%3D
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3.33.5mm Audio JackConnect to external headphones1unitMetal, PlasticSupplier: Mouser$0.95
https://www.mouser.com/c/?q=3.5mm%20jack
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4Power Supply ElectronicsElectronics that supply and manipulate power to all components.1Lot--
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4.1Lithium Polymer batteryPower supply to device, 1800 mAh, 3.7V1unit
Lithium Polymer
Supplier: YDL$1.83
https://ydlbattery.com/products/3-7v-1700mah-112852-lithium-polymer-ion-battery
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4.3Momentary Push ButtonControl functionality from the face of the product3unitsMetalSupplier: Jameco$0.87
https://www.jameco.com/z/R13-502A-05-BB-Jameco-ValuePro-Switch-Push-Button-Single-Pole-Single-Throw-OFF-Momentary-ON-Black-3-Amp-R13-502A-05-BB_315651.html
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4.5WiresWiring for power supply1ftMetal, Rubber
Supplier: Remington
$0.05
https://www.remingtonindustries.com/hook-up-wire/hook-up-wire-22-awg-stranded-solid-10-colors-7-sizes-available/
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5Strap AssemblyStraps for attaching the device to the user’s face.1lot--
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5.11” Nylon StrapRoll of Nylon strap36inNylon
Supplier: Industrial Webbing
$0.77
https://www.industrialwebbing.com/industrial-webbing-corporation-brand-heavy-weight-nylon-webbing-1-x-50-yard-roll/
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5.2BuckleAttach the ends of the strap1setNylonSupplier: Alibaba$0.08
https://www.alibaba.com/product-detail/Plastic-Buckle-Custom-Color-Size-10mm_62480068933.html?spm=a2700.galleryofferlist.p_offer.d_title.6f0626d0jmxrYM&s=p
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5.4Padded attachmentPadded attachment to the strap for comfort2units
Foam, Polyester
Supplier: Alibaba$2.29
https://www.alibaba.com/product-detail/Ultra-Thick-Breathable-Universal-Shoulder-Pad_1600351189309.html?spm=a2700.7724857.0.0.778022daQzNuJ0
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TotalMaterial Cost$9.92
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1) Material cost with your subcomponent name, quantity, description with dimensions, material type, weight, purchased/manufactured, potential supplier if purchased, subcomponent cost, operation reference number
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