20hz 20khz
List 20hz 20khz
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Aftershokz bluez 2 open ear wireless stereo headphones, red, like new bluetooth frequency response: 20hz ~ 20khz practical sound environmental sealing: db - connection: bluetooth 3of microphones: 2 supported profiles: a2dp, avrcp, hsp, hfp battery: rechargeable lithium-ion - battery life: 6 hours - charging time: 2 hours - weight: 41 g • warranty: 2 years read more0 microphone: -40db + - 3db - n
55 €
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Speaker frequency response:20hz ~ 20khzspeaker 1k sensitivity:98dbspeaker rated power:3mw2x(speaker impedance:16 ohmslithium battery energy content(watt hours):whheadphone battery capacity:50 mah
15 €
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Speaker frequency response: 20hz ~ 20khzspeaker 1k sensitivity: 98dbspeaker impedance: 16 ohmsspeaker specifications: 8 copper ringspeaker rated power: 3mwbluetooth version: 5headphone battery capacity: 50 mah
5 €
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Speaker frequency response:20hz ~ 20khzspeaker 1k sensitivity:98dbspeaker rated power:3mwlithium battery energy content(watt hours):whheadphone battery capacity:50 mah1x(speaker impedance:16 ohms
8 €
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Brand new, never used tgi h11 classroom headphone with adjustable headbandstill in original boxbought it but never used it, can’t find the receipt for a refund hence put on salesadjustable headphones fixed cups large comfortable pads cushioned headband frequency response:20hz~20khz 32o impedence weighing only 147g 13mm jack read morefrom smoke free, pet free home
13 €
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Speaker frequency response:20hz ~ 20khzspeaker impedance:16 ohmsspeaker 1k sensitivity:98dbspeaker rated power:3mwlithium battery energy content(watt hours):whheadphone battery capacity:50 mah
9 €
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Frequency response: 20hz ~ 20khz(1 x gaming headset)size:229x115x260 mm5 impedance/impedance: 32 ohm plus or minus 15%large-size noise-reducing ear muffs with strong wrapping and sound insulation
20 €
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There is more info on their website, here are the specs from the site: audio impedance: 16 ohm audio format: 16-bit stereo codec: aac, sbc, mp3, aptx responsive bandwidth: 20hz / 20khz integrated microphone earphones type: mems, omni directional, ultra low power, analog microphones sensitivity: -38db +-3db (test conditions: 1khz, 0db = 1v/pa) bluetooth bluetooth version: dual mode bluetooth 4using their proprietary earpieces and an app on your phone they custom fit to your ears in 60 seconds for a perfect sound isolating experience unique to your ears16 ounces wire length: 18 inches pairing compatible products any a2dp bluetooth stereo device read more2, multi-point frequency band: 2also included in the auction is an additional revive battery pack for extended listening on the go7v *may vary depending on usage, device & aging revive battery pack type: 150mah lithium-polymer ac power: dc 5v 500ma charging: usb cable included battery voltage: 37v typical button controls avrcp music controls (play/pause, next, back) call controls (answer, end, reject call) general (volume control, pair, power) dimensions weight (inclthese are brand new and sealed and would make an ideal giftyou should get 5 hours from the headphones with an additional 5 hours from the revive pack in the box and another 5 hours from the additional revive pack included with this auction4 ghz profiles: handsfree, headset, a2dp, avcrp battery play time: 10 hrs* (5 hrs plus an additional 5 hrs with included revive battery pack) standby time: 110 hrs* charging: revive battery pack & usb charging cable are included ac power: dc 5v 500ma type: 2 x 40 mah lithium polymer in the device battery voltage: 3molding tips): 1these are the amazing revol (owned by logitech) custom fit wireless earphones in a limited edition colourthey are ipx4, so ideal for an active lifestyle and can be used for handsfree calling with your phone
80 €
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Frequency response: 20hz ~ 20khzsize:229x115x260 mm5 impedance/impedance: 32 ohm plus or minus 15%large-size noise-reducing ear muffs with strong wrapping and sound insulation1 x gaming headset
21 €
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Treble: +/-12db at 7khze: light shooting and different displays may cause the color of the item in the picture a little different from the real thingbass: +/-12db at 85hzfrequency response: 20hz~20khz
8 €
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Dynamic frequency response range (hz) 20hz – 20khzbuilt-in microphone yesjbl pure bass sound yescharging case yesvoice assistant yesdriver sensitivity at 1khz/1mw (db) 96charging cable yes
52 €
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Silicone rubber caseip67 waterproof (not for swimming)frequency responseaeropex bluetooth headphones
83 €
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Lw): 150mv maximum input signal: 10v signal/noise ratio (a-weighed ref lw):85db frequency response: 20hz - 20khz / ±09kg minimum power 30 wrms per channel, 20hz - 20khz, both channels driven with no more than rated distortionnad c540 specifications disc format: cd digital converter: sigma delta, 24 bit, 8 x oversampling frequency response: 5hz to 20khz dynamic range: 96db signal to noise ratio: 108db channel separation: 80db total harmonic distortion: % line output: 25db line level outputs: output impedance: preamp 800 ohms tape source z + 1khz ohms maximum output level: preamp 8v tone controls: treble: ±7db at 10khz bass: ±7db at 100hz bass eq: +3db at 70hz +6db at 40hz -3db at 12hz - 12db/octave power amp section: continuous output power into 8 ohms: 30w(15dbw) rated distortion (thd 20hz - 20khz) 003% clipping power (maximum continuous power per channel): 45w ihf dynamic headroom at 8 ohms: +3db ihf dynamic power (maximum short term power per channel): 8 ohms 60w 4 ohms 70w 2 ohms 85w input impedance: 22k ohms input sensitivity (for rated power into 8ohm): 850mv physical specifications: dimensions (w x h x d) 17x15x5 net weight: 65mv mc 76db ref1kg accessories: remote control read more5mv riaa response accuracy: ±0switchable to 2 sets of speakers (a or b) or (a and b)2v digital outputs: coaxial dimensions: 435 x 70 x 285mm weight: 45v mc 1 khz: mc 200 mv signal to noise ratio: mm 76db ref30 watts per channel output into 4 or 8 ohms (selectable)pre·amp section: phono input: input impedance (r and c): 47kohms/100pf input sensitivity: mm1 khz: 2the nad is a 30 watt per channel integrated amplifier5db line level inputs: input impedance: (r and 0) 15kohms/100pf input sensitivity (ref
150 €
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The qb features two independent channels of graphic eq with full 31-band control over the 20hz to 20khz rangeyamaha qb stereo 31 band graphic equalizer 20hz to 20khz single unit in very good condition and good working order, taken from a theatre so not been on the road, i flight cased them and that’s where they have stayed since retailed new at around £495 graphic equalization is indispensable for response control in a wide range of audio applicationsif you need one or more stand-alone graphic eq units, the yamaha qb is an outstanding choice that delivers professional quality with versatile control and outstanding audio performanceqb features versatile eq control range switches 2-channel configuration outstanding audio performance variable high pass filters balanced input and output peak indication and muting eq bypass rugged 19" rack mountable design acoustic tuning feedback control sound shaping noise suppression read moreuse the qb for live sound, recording, a/v production, electronic musical instruments, broadcasting, music listening, or any other application that requires precise response tailoring
250 €
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The qb features two independent channels of graphic eq with full 31-band control over the 20hz to 20khz rangeyamaha qb stereo 31 band graphic equalizer 20hz to 20khz single unit in very good condition and good working order, taken from a theatre so not been on the road, i flight cased them and that’s where they have stayed since retailed new at around £495 graphic equalization is indispensable for response control in a wide range of audio applicationsif you need one or more stand-alone graphic eq units, the yamaha qb is an outstanding choice that delivers professional quality with versatile control and outstanding audio performanceqb features versatile eq control range switches 2-channel configuration outstanding audio performance variable high pass filters balanced input and output peak indication and muting eq bypass rugged 19" rack mountable design acoustic tuning feedback control sound shaping noise suppression located cm7 4hd read moreuse the qb for live sound, recording, a/v production, electronic musical instruments, broadcasting, music listening, or any other application that requires precise response tailoring
250 €
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Power output: not less than 75w rms into 4o not less than 50w rms into 8o sensitivity: 650mv rms for rated output input impedance: 47ko power supply: v dc, 2a frequency response: 20hz to 20khz virtually flat 10hz to 40khz ±1db total harmonic distortion: 20hz to 20khz less than khz less than % signal-to-noise ratio: 120db request from me the web articlenote: only one amplifier, this is not stereoall parts are present and still in original bags and boxwhat you see is what you getthe psu shown on the circuit diagram is not included, you get only what's inside the dashed box marked 'board outline'this tells you all about it, how to build it and how to set it upthis is not hard to build but is not for beginners, you can easily burn parts out! offered on other platforms so may go at any timequote "an incredible hi-fi amp that's virtually bomb-proof — like the best valve amps" this very popular kit was bought many years ago and never built
45 €
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Specifications power output: 250 watts per channel into 8? (stereo), 500w into 8? (mono) frequency response: 20hz to 20khz total harmonic distortion: % damping factor: 40 input sensitivity: 16v signal to noise ratio: 112db speaker load impedance: 2? to 8? dimensions: x x mm weight: kg read moreoriginal owners manual and double boxselling mcintosh mc252, mc- channel power amplifier in a very good condition, look cosmetically nice and work perfect
(England)
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• yamaha ms60s powered monitor speakers output power 60 watts each frequency range 20hz - 20khz, pdf manual £90ono
(England)
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Audio format audio formats supported aac (8 to 320 kbps) protected aac (from itunes store) he-aac mp3 (8 to 320 kbps) mp3 vbr audible (formats 2 3 4 audible enhanced audio aax and aax+) apple lossless aiff and wav bluetooth protocol bluetooth 21 + edr built in speakers yes charging time (approx) fast charge in about 2 hours (80 capacity) full charge in about 4 hours connection types 30-pin dock connector 35-mm stereo headphone mini-jack frequency response 20hz - 20khz read more
(England)
49 €
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• yamaha ms60s powered monitor speakers output power 60 watts each frequency range 20hz - 20khz, pdf manual £80ono
80 €
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Specifications: power output: 40 watts per channel into 8 ohms (stereo) frequency response: 20hz to 20khz total harmonic distortion: 0does not come with leads or remoteso selling for restore or partswas excellent player in its time and still gets good reviews01% speaker load impedance: 4 ohms to 16 ohms buyer must collect read morethis is just the cd player alonestored for the last three years in dry bedroom and cosmetically looks good
40 €
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Complete with: - mains cable - remote control - manual - original box manufacturer specification: disc format: cd frequency response: 20hz to 20khz dynamic range: 98db signal to noise ratio: 105db line output: 2v digital outputs: coaxial, optical dimensions: 435 x 305 x 88mm weight: 4marantz dr700 recorder / player this 5 star rated recorder is in perfect working condition and immaculate cosmetic condition2kg (plus packing) year
125 €
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Produces watts a side into 4ohms comes with free semi-flight case specifications 4ω stereo power: w 8ω stereo power: 650w 8ω bridged: w frequency response: 20hz - 20khz s/n ratio (a weighted): -103db input sensitivity: vc-mark mr power amp previously used to power four 600 watt 8ohm cabs
75 €
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Produces watts a side into 4ohms comes with free semi-flight case specifications 4 stereo power: w 8 stereo power: 650w 8 bridged: w frequency response: 20hz - 20khz s/n ratio (a weighted): -103db input sensitivity: vc-mark mr power amp previously used to power four 600 watt 8ohm cabs
75 €
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Nad stereo amplifier good working condition prior to recent house move specifications: power output: 30 watts per channel into 8 (stereo) frequency response: 20hz to 20khz total harmonic distortion: 003% input sensitivity: 05mv (mm), 150mv (line) signal to noise ratio: 76db (mc), 76db (mm), 85db (line) dimensions: 420 x 108 x 381mm weight: 69kg year: also selling speakers, multi player cd player & turntable
50 €
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Frequency response max: 20khzfrequency response min: 20hzproduct contents: headset, 635mm adaptor and user guidedrive unit type: 40mmextra long cable is ideal for use with tv and hifi devices
15 €
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3 m sensitivity: 98db frequency range: 20hz - 20khz impedance: 16?when you've finished, the music stream will continue so you don't miss a beatspecifications: cable length: 1house of marley little bird in ear black
11 €