{"product_id":"auto-lenovo-gen-2-headset-on-ear-wired-usb-c-black-certified-for-microsoft-teams","title":"Lenovo 4XD1M45627, Wired, 20 - 20000 Hz, 148 g, Headset, Black","description":"Lenovo 4XD1M45627. Product type: Headset. Connectivity technology: Wired. Headphone frequency: 20 - 20000 Hz. Weight: 148 g. Product colour: Black\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eBlack Head-band Headset\u003c\/li\u003e\n\u003cli\u003eWired USB connectivity\u003c\/li\u003e\n\u003cli\u003eSupraaural 20 - 20000 Hz 2200 Ω 86 dB\u003c\/li\u003e\n\u003cli\u003eMicrophone type: In-line\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003ctable style=\"width: 100%; display: block;\"\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePerformance\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The sub-category of the product.\"\u003e\n\u003ctd\u003eProduct type\u003c\/td\u003e\n\u003ctd\u003eHeadset\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The way in which the device is worn.\"\u003e\n\u003ctd\u003eWearing style\u003c\/td\u003e\n\u003ctd\u003eHead-band\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"A headset is headphones combined with a microphone, or one headphone with a microphone. Headsets provide the equivalent functionality of a telephone handset but with hands-free operation. Types of headsets include single earpiece (monaural) and double earpiece.\"\u003e\n\u003ctd\u003eHeadset type\u003c\/td\u003e\n\u003ctd\u003eBinaural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The colour e.g. red, blue, green, black, white.\"\u003e\n\u003ctd\u003eProduct colour\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The mechanism used to adjust the audio output level (e.g., Rotary, Button, or Touch).\"\u003e\n\u003ctd\u003eVolume control\u003c\/td\u003e\n\u003ctd\u003eButton\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Specifies the design and placement of the interface used to manage device settings, such as an in-line control unit integrated into the cable.\"\u003e\n\u003ctd\u003eControl unit type\u003c\/td\u003e\n\u003ctd\u003eIn-line control unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The way in which the device is controlled.\"\u003e\n\u003ctd\u003eControl type\u003c\/td\u003e\n\u003ctd\u003eButtons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Colour of the cable e.g. white, gray.\"\u003e\n\u003ctd\u003eCable colour\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Specifies the official standards, safety approvals, or regulatory certifications the product has received.\"\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eCB, CE, FCC, ICES, RCM, KCC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePorts \u0026amp; interfaces\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The technology that enables connectivity of the device, e.g. wired or wireless.\"\u003e\n\u003ctd\u003eConnectivity technology\u003c\/td\u003e\n\u003ctd\u003eWired\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The product has USB connector.\"\u003e\n\u003ctd\u003eUSB connectivity\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"What type of USB connector is built into the device.\"\u003e\n\u003ctd\u003eUSB connector\u003c\/td\u003e\n\u003ctd\u003eUSB Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eHeadphones\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Ear coupling describes the way in which headphones or earphones stay attached to, or inside, the ear. There are three common types of ear coupling: circumaural, supra-aural and intra-aural. Circumaural headphones enclose your ears with large pads that suppress external noise. Supra-aural headphones are typically more lightweight and sit on top of the ears with small pads. Intra-aural headphones come in two basic designs and neither style sits on the head itself. The first are ear buds, which sit just outside of the ear canal, on top of your ear lobes. The second type is actually inserted directly into the ear canal and offers some external noise suppression.\"\u003e\n\u003ctd\u003eEar coupling\u003c\/td\u003e\n\u003ctd\u003eSupraaural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The range of frequencies (low to high sounds) that the headphones can produce.\"\u003e\n\u003ctd\u003eHeadphone frequency\u003c\/td\u003e\n\u003ctd\u003e20 - 20000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The effective resistance of an electric circuit or component to alternating current, arising from the combined effects of ohmic resistance and reactance.\"\u003e\n\u003ctd\u003eImpedance\u003c\/td\u003e\n\u003ctd\u003e2200 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The measure of how efficiently the unit converts an electrical signal into sound, typically expressed in decibels per millivolt (dB\/mW).\"\u003e\n\u003ctd\u003eHeadphone sensitivity\u003c\/td\u003e\n\u003ctd\u003e86 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The diameter of the internal diaphragm responsible for producing sound, measured in millimetres.\"\u003e\n\u003ctd\u003eDriver unit\u003c\/td\u003e\n\u003ctd\u003e3.2 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Total harmonic distortion is a measure of non-linear harmonic\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;distortion and is given in %. Non-linear harmonic distortions are\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;signals which were not present in the original before the signal was\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;converted by the headphones. These unwanted signals are caused by the\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;diaphragm, whose movements do not precisely move in time with the\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;electric signals that cause it to move. Unfortunately, this is a\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;feature of all electroacoustic transducers. Although it cannot be\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;completely eliminated, suitable steps can be taken to minimise it.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;However, the user is not interested in why this distortion takes place\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;but in how great the level of distortion must be for it to become\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;perceptible. According to the findings of several research projects, a\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;total harmonic distortion of 1% in the frequency range of 100 to 2000\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Hz is imperceptible. Below 100 Hz, the perceptibility threshold lies\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;at 10%.\"\u003e\n\u003ctd\u003eTotal Harmonic Distortion (THD)\u003c\/td\u003e\n\u003ctd\u003e5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eMicrophone\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The characteristics of the microphone bulit into the device in terms of the reception of signals from all or just one direction, i.e. omnidirectional (better for concerts and the like vs unidirectional, more suitable for voice recording.\"\u003e\n\u003ctd\u003eMicrophone type\u003c\/td\u003e\n\u003ctd\u003eIn-line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Indicates whether the integrated microphone can actively reduce background noise to improve voice clarity.\"\u003e\n\u003ctd\u003eMicrophone noise-canceling\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eSystem requirements\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Windows vesions wich can be used with the device.\"\u003e\n\u003ctd\u003eWindows operating systems supported\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Mac operating systems e.g. OS X can be used with the device.\"\u003e\n\u003ctd\u003eMac operating systems supported\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eOperational conditions\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The minimum and maximum temperatures at which the product can be safely operated.\"\u003e\n\u003ctd\u003eOperating temperature (T-T)\u003c\/td\u003e\n\u003ctd\u003e-20 - 70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eWeight \u0026amp; dimensions\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Weight of the product without packaging (net weight). If possible, the net weight is given including standard accessories and supplies. Please note that sometimes the manufacturer leaves out the weight of accessories and\/or supplies.\"\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e148 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePackaging data\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The distance from one side of the packaging to the other.\"\u003e\n\u003ctd\u003ePackage width\u003c\/td\u003e\n\u003ctd\u003e191 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The distance from the front to the back of the packaging.\"\u003e\n\u003ctd\u003ePackage depth\u003c\/td\u003e\n\u003ctd\u003e228 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The distance from the top to the bottom of the packaging.\"\u003e\n\u003ctd\u003ePackage height\u003c\/td\u003e\n\u003ctd\u003e75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Weight of the packaged product.\"\u003e\n\u003ctd\u003ePackage weight\u003c\/td\u003e\n\u003ctd\u003e415.5 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The type of product package e.g. box.\"\u003e\n\u003ctd\u003ePackage type\u003c\/td\u003e\n\u003ctd\u003eBox\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003ePackaging content\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Instructions, either online, as a computer program or in paper form, to allow you to set up and start using the product quickly.\"\u003e\n\u003ctd\u003eQuick start guide\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"Indicates whether a physical warranty card is included with the product.\"\u003e\n\u003ctd\u003eWarranty card\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cb\u003eTechnical details\u003c\/b\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr title=\"The length of time the manufacturer guarantees the product against defects, typically expressed in months or years.\"\u003e\n\u003ctd\u003eWarranty period\u003c\/td\u003e\n\u003ctd\u003e2 year(s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Lenovo","offers":[{"title":"Default Title","offer_id":68031863291947,"sku":"9788953","price":92.01,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/2408\/0171\/files\/5a8ca31f6b3d27438b00897acae38b409ce10307.jpg?v=1793070306","url":"https:\/\/store.itcode.co.uk\/products\/auto-lenovo-gen-2-headset-on-ear-wired-usb-c-black-certified-for-microsoft-teams","provider":"IT Code Store","version":"1.0","type":"link"}