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 30 microphone: -40db + - 3db - nof 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 more
55 €
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Speaker frequency response:20hz ~ 20khzlithium battery energy content(watt hours):whspeaker 1k sensitivity:98dbspeaker rated power:3mw2x(speaker impedance:16 ohmsheadphone battery capacity:50 mah
15 €
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Speaker frequency response: 20hz ~ 20khzheadphone battery capacity: 50 mahspeaker rated power: 3mwspeaker specifications: 8 copper ringspeaker 1k sensitivity: 98dbbluetooth version: 5speaker impedance: 16 ohms
5 €
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Speaker frequency response:20hz ~ 20khzlithium battery energy content(watt hours):whspeaker 1k sensitivity:98db1x(speaker impedance:16 ohmsspeaker rated power:3mwheadphone battery capacity:50 mah
8 €
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Still in original boxfrom smoke free, pet free homebrand new, never used tgi h11 classroom headphone with adjustable headbandadjustable headphones fixed cups large comfortable pads cushioned headband frequency response:20hz~20khz 32o impedence weighing only 147g 13mm jack read morebought it but never used it, can’t find the receipt for a refund hence put on sales
13 €
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Speaker frequency response:20hz ~ 20khzspeaker impedance:16 ohmslithium battery energy content(watt hours):whspeaker 1k sensitivity:98dbspeaker rated power:3mwheadphone battery capacity:50 mah
9 €
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Frequency response: 20hz ~ 20khz(1 x gaming headset)5 impedance/impedance: 32 ohm plus or minus 15%large-size noise-reducing ear muffs with strong wrapping and sound insulationsize:229x115x260 mm
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 4also included in the auction is an additional revive battery pack for extended listening on the gothese are the amazing revol (owned by logitech) custom fit wireless earphones in a limited edition colour7v 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 gift2, multi-point frequency band: 216 ounces wire length: 18 inches pairing compatible products any a2dp bluetooth stereo device read more7v *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: 3using 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 earsthey are ipx4, so ideal for an active lifestyle and can be used for handsfree calling with your phoneyou 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 auctionmolding tips): 14 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: 3
80 €
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Frequency response: 20hz ~ 20khz5 impedance/impedance: 32 ohm plus or minus 15%1 x gaming headsetlarge-size noise-reducing ear muffs with strong wrapping and sound insulationsize:229x115x260 mm
21 €
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E: 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~20khztreble: +/-12db at 7khz
8 €
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Dynamic frequency response range (hz) 20hz – 20khzdriver sensitivity at 1khz/1mw (db) 96voice assistant yescharging cable yescharging case yesbuilt-in microphone yesjbl pure bass sound yes
52 €
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Silicone rubber caseaeropex bluetooth headphonesfrequency responseip67 waterproof (not for swimming)
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) 0pre·amp section: phono input: input impedance (r and c): 47kohms/100pf input sensitivity: mm1 khz: 203% 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 ref2v digital outputs: coaxial dimensions: 435 x 70 x 285mm weight: 4the nad is a 30 watt per channel integrated amplifier5mv riaa response accuracy: ±05db line level inputs: input impedance: (r and 0) 15kohms/100pf input sensitivity (ref30 watts per channel output into 4 or 8 ohms (selectable)5v mc 1 khz: mc 200 mv signal to noise ratio: mm 76db ref1kg accessories: remote control read moreswitchable to 2 sets of speakers (a or b) or (a and b)
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 applicationsuse the qb for live sound, recording, a/v production, electronic musical instruments, broadcasting, music listening, or any other application that requires precise response tailoringqb 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 moreif 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 performance
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 applicationsqb 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 tailoringif 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 performance
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 stereothis 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 timeall 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'quote "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 builtthis tells you all about it, how to build it and how to set it up
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: 1original owners manual and double box6v signal to noise ratio: 112db speaker load impedance: 2? to 8? dimensions: x x mm weight: kg read moreselling 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: 001% speaker load impedance: 4 ohms to 16 ohms buyer must collect read moredoes not come with leads or remotethis is just the cd player alonestored for the last three years in dry bedroom and cosmetically looks goodso selling for restore or partswas excellent player in its time and still gets good reviews
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: 42kg (plus packing) yearmarantz dr700 recorder / player this 5 star rated recorder is in perfect working condition and immaculate cosmetic condition
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: 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 & turntable03% input sensitivity: 0
50 €
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Frequency response max: 20khzfrequency response min: 20hz35mm adaptor and user guidedrive unit type: 40mmproduct contents: headset, 6extra 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?house of marley little bird in ear blackspecifications: cable length: 1when you've finished, the music stream will continue so you don't miss a beat
11 €