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    Radwell is not an authorised distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorisation by any rights holder.

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    KNOWLES ACOUSTICS SR31843000

    SR31843000

    KNOWLES ACOUSTICS

    BALANCED ARMATURE ROUND RECEIVERS FOR EARPHONES

    IN STOCK!

    £326.28 As Low As £196.01

    £196.01

    Repair Your Items £146.91

    KNOWLES ACOUSTICS CB-2849

    CB-2849

    KNOWLES ACOUSTICS

    BOX SPEAKER, 24OHM; PEAK REFLOW COMPATIBLE (260 C):NO; EXTERNAL HEIGHT - IMPERIAL:9.65"; EXTERNAL DEPTH:25.15"; LEADED PROCESS COMPATIBLE:NO; ENCLOSUR

    £40.39 As Low As £40.39

    KNOWLES ACOUSTICS CB-2850

    CB-2850

    KNOWLES ACOUSTICS

    BOX SPEAKER, 48OHMEXTERNAL WIDTH25.4PEAK REFLOW COMPATIBLE (260 C)NOEXTERNAL HEIGHT - IMPERIAL9.65EXTERNAL DEPTH25.15LEADED PROCESS COMPATIBLENOENCLOS

    £28.03 As Low As £28.03

    KNOWLES ACOUSTICS BK28507

    BK28507

    KNOWLES ACOUSTICS

    RECEIVER, BALANCED ARMATURE; TRANSDUCER FUNCTION:RECEIVER; FREQUENCY RESPONSE MIN:200HZ; FREQUENCY RESPONSE MAX:5KHZ; SUPPLY VOLTAGE MAX:0.35V; OUTPUT

    £27.80 As Low As £27.80

    KNOWLES ACOUSTICS BU23173

    BU23173

    KNOWLES ACOUSTICS

    ACCELEROMETER; SUPPLY VOLTAGE MAX:1.5V; SVHC:NO SVHC (19-DEC-2011) ; BASE NUMBER:23173; SUPPLY CURRENT:50 A ;ROHS COMPLIANT: YES

    £74.44 As Low As £74.44

    KNOWLES ACOUSTICS CB-22947

    CB-22947

    KNOWLES ACOUSTICS

    SPEAKER; TRANSDUCER FUNCTION:SPEAKER ;ROHS COMPLIANT: YES

    £45.54 As Low As £45.54

    KNOWLES ACOUSTICS ED21913

    ED21913

    KNOWLES ACOUSTICS

    RECEIVER, BALANCED ARMATURE; TRANSDUCER FUNCTION:RECEIVER; FREQUENCY RESPONSE MIN:200HZ; FREQUENCY RESPONSE MAX:5KHZ; OUTPUT IMPEDANCE:780OHM; EXTERNA

    £24.00 As Low As £24.00

    KNOWLES ACOUSTICS ED29689

    ED29689

    KNOWLES ACOUSTICS

    SUBMINIATURE SPEAKER 6.32X4.31MM 10.2 OHM; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:7.1OHM; SENSITIVITY (DB):118DB; EXTERNAL HEIGHT:2.97MM; EXTERNAL WID

    £27.32 As Low As £27.32

    KNOWLES ACOUSTICS EK23024

    EK23024

    KNOWLES ACOUSTICS

    MICROPHONE, -53DB, OMNI, 10KHZ; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SUPPLY VOLTAGE MIN:900MV; SUPPLY VOLTAGE MAX:10V; SENSITI

    £23.92 As Low As £23.92

    KNOWLES ACOUSTICS EK23132

    EK23132

    KNOWLES ACOUSTICS

    MICROPHONE, ELECTRET, OMNI; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; FREQUENCY RESPONSE MIN:100HZ; FREQUENCY RESPONSE MAX:10KHZ; S

    £28.03 As Low As £28.03

    KNOWLES ACOUSTICS FB-25541

    FB-25541

    KNOWLES ACOUSTICS

    SPEAKERTRANSDUCER FUNCTIONSPEAKERDEVICE TYPEBOOM MICROPHONELENGTH19.88MMFREQUENCY4KHZCONNECTOR TYPECABLE ROHS COMPLIANT YES

    £75.23 As Low As £75.23

    KNOWLES ACOUSTICS FK23451

    FK23451

    KNOWLES ACOUSTICS

    RECEIVER, BALANCED ARMATURE; TRANSDUCER FUNCTION:RECEIVER; FREQUENCY RESPONSE MIN:200HZ; FREQUENCY RESPONSE MAX:7KHZ; OUTPUT IMPEDANCE:450OHM; EXTERNA

    £49.50 As Low As £49.50

    KNOWLES ACOUSTICS MR23151

    MR23151

    KNOWLES ACOUSTICS

    MICROPHONE, WATER PROOF, OMNI; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; FREQUENCY RESPONSE MIN:280HZ; FREQUENCY RESPONSE MAX:5KHZ;

    £38.57 As Low As £38.57

    KNOWLES ACOUSTICS MR-28406

    MR-28406

    KNOWLES ACOUSTICS

    MICROPHONE, -40DB, OMNI, 1KHZ; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; FREQUENCY RESPONSE MIN:1KHZ; FREQUENCY RESPONSE MAX:10KHZ;

    £38.88 As Low As £38.88

    KNOWLES ACOUSTICS NR23159

    NR23159

    KNOWLES ACOUSTICS

    MICROPHONE, MINI, NOISE CANCELLING; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:NOISE CANCELLING; FREQUENCY RESPONSE MIN:100HZ; FREQUENCY RESPONSE MAX

    £29.06 As Low As £29.06

    KNOWLES ACOUSTICS WP23501

    WP23501

    KNOWLES ACOUSTICS

    MICROPHONE, MINI, NOISE CANCELLING; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; FREQUENCY RESPONSE MIN:100HZ; FREQUENCY RESPONSE MAX:

    £28.75 As Low As £28.75

    KNOWLES ACOUSTICS BF-1861-000

    BF-1861-000

    KNOWLES ACOUSTICS

    DAMPER

    £89.49 As Low As £89.49

    KNOWLES ACOUSTICS BF-3034-000

    BF-3034-000

    KNOWLES ACOUSTICS

    (PRICE PER BX/100) DAMPER

    £123.54 As Low As £123.54

    KNOWLES ACOUSTICS BF-3036-000

    BF-3036-000

    KNOWLES ACOUSTICS

    (PRICE PER BX/100) DAMPER

    £123.54 As Low As £123.54

    KNOWLES ACOUSTICS BJ-21590-000

    BJ-21590-000

    KNOWLES ACOUSTICS

    MICROPHONE, -75DB, OMNI, 10KHZ; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SENSITIVITY (DB) :-95DB; OUTPUT IMPEDANCE:3.9KOHM; EXTERN

    £38.65 As Low As £38.65

    KNOWLES ACOUSTICS BJ-28411-000

    BJ-28411-000

    KNOWLES ACOUSTICS

    MICROPHONE; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SENSITIVITY (DB):-94.5DB; OUTPUT IMPEDANCE:300OHM; EXTERNAL HEIGHT:4.01MM; EX

    £32.15 As Low As £32.15

    KNOWLES ACOUSTICS BK-21600-000

    BK-21600-000

    KNOWLES ACOUSTICS

    SPEAKER BALANCED ARMATURE, 123DB; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:730OHM; SENSITIVITY (DB):126DB; EXTERNAL HEIGHT:4.01MM; EXTERNAL WIDTH:5.59MM

    £21.07 As Low As £21.07

    KNOWLES ACOUSTICS BK-21604-000

    BK-21604-000

    KNOWLES ACOUSTICS

    PRICE/EA. (MINBUY=61) - SUBMINIATURE SPEAKER, 6KOHM; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:6KOHM; SENSITIVITY (DB):126DB; EXTERNAL HEIGHT:4.01MM; EXT

    £25.74 As Low As £25.74

    KNOWLES ACOUSTICS BK-21618-000

    BK-21618-000

    KNOWLES ACOUSTICS

    SPEAKER; TRANSDUCER FUNCTION:SPEAKER; CURRENT RATING:1MA; LENGTH:7.87MM; EXTERNAL WIDTH:5.59MM; SOUND LEVEL SPL:126DB; IMPEDANCE:1.5KOHM; FREQUENCY RE

    £27.96 As Low As £27.96

    KNOWLES ACOUSTICS BK-26824-000

    BK-26824-000

    KNOWLES ACOUSTICS

    SUBMINIATURE SPEAKER, 29 OHM; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:29OHM; SENSITIVITY (DB):118DB; EXTERNAL HEIGHT:4.04MM; EXTERNAL WIDTH:5.59MM; EXT

    £18.77 As Low As £18.77

    KNOWLES ACOUSTICS BK-26877-000

    BK-26877-000

    KNOWLES ACOUSTICS

    RECEIVER, 137DB; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:52OHM; SENSITIVITY (DB):119.5DB; EXTERNAL HEIGHT:4.04MM; EXTERNAL WIDTH:5.59MM; EXTERNAL DEPTH

    £21.07 As Low As £21.07

    KNOWLES ACOUSTICS BK-28507-P16

    BK-28507-P16

    KNOWLES ACOUSTICS

    SPEAKER; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:30OHM; SENSITIVITY (DB):129DB; EXTERNAL HEIGHT:4.01MM; EXTERNAL WIDTH:5.59MM; EXTERNAL DEPTH:7.87MM; D

    £21.22 As Low As £21.22

    KNOWLES ACOUSTICS BK-28510-000

    BK-28510-000

    KNOWLES ACOUSTICS

    RECEIVER, 135DB; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:320OHM; SENSITIVITY (DB) :127DB; EXTERNAL HEIGHT:4.01MM; EXTERNAL WIDTH:5.59MM; EXTERNAL DEPTH

    £21.70 As Low As £21.70

    KNOWLES ACOUSTICS BK-28562-000

    BK-28562-000

    KNOWLES ACOUSTICS

    SUBMINIATURE SPEAKER, 35 OHM; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:35OHM; SENSITIVITY (DB):126DB; EXTERNAL HEIGHT:4.01MM; EXTERNAL WIDTH:5.59MM; EXT

    £19.32 As Low As £19.32

    KNOWLES ACOUSTICS BK-29725-000

    BK-29725-000

    KNOWLES ACOUSTICS

    PRICE/EA. (MINBUY=55) - SUBMINIATURE SPEAKER, 640OHM; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:640OHM; SENSITIVITY (DB):118DB; EXTERNAL HEIGHT:4.04MM; E

    £26.53 As Low As £26.53

    KNOWLES ACOUSTICS BK-30039-000

    BK-30039-000

    KNOWLES ACOUSTICS

    PRICE/EA. (MINBUY=55) - SPEAKER ;ROHS COMPLIANT: YES

    £26.29 As Low As £26.29

    KNOWLES ACOUSTICS BL-21671-000

    BL-21671-000

    KNOWLES ACOUSTICS

    MICROPHONE; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SUPPLY VOLTAGE MAX:1.3V; SENSITIVITY (DB):-54DB; DRAIN CURRENT MAX:50ªA; OUTP

    £57.02 As Low As £57.02

    KNOWLES ACOUSTICS BL-21671-140

    BL-21671-140

    KNOWLES ACOUSTICS

    PRICE/EA. (MINBUY=19) - MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; TRANSDUCER FUNCTION:MICROPHONE; SUPPLY VOLTAGE MAX:1.3V; SENSITIVITY (DB):-54DB; DRAI

    £78.01 As Low As £78.01

    KNOWLES ACOUSTICS BL-21785-000

    BL-21785-000

    KNOWLES ACOUSTICS

    MICROPHONE, -69DB, OMNI, 10KHZ; DIRECTIVITY:OMNIDIRECTIONAL; TRANSDUCER FUNCTION:MICROPHONE; SUPPLY VOLTAGE MAX:3V; SENSITIVITY (DB):-69DB; DRAIN CURR

    £83.15 As Low As £83.15

    KNOWLES ACOUSTICS BL-21994-000

    BL-21994-000

    KNOWLES ACOUSTICS

    MICROPHONE, 49 DB, OMNI, 10KHZ; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SUPPLY VOLTAGE MAX:3V; SENSITIVITY (DB):-69DB; DRAIN CURR

    £164.72 As Low As £164.72

    KNOWLES ACOUSTICS BL-23497-000

    BL-23497-000

    KNOWLES ACOUSTICS

    MICROPHONE; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SUPPLY VOLTAGE MAX:3V; SENSITIVITY (DB):-69DB; DRAIN CURRENT MAX:160ªA; OUTPU

    £153.64 As Low As £153.64

    KNOWLES ACOUSTICS BL-27046-000

    BL-27046-000

    KNOWLES ACOUSTICS

    MICROPHONE; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SUPPLY VOLTAGE MAX:1.3V; SENSITIVITY (DB):-69DB; DRAIN CURRENT MAX:160ªA; OUT

    £99.39 As Low As £99.39

    KNOWLES ACOUSTICS BT-21754-000

    BT-21754-000

    KNOWLES ACOUSTICS

    MICROPHONE, -60.5DB, OMNI; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SUPPLY VOLTAGE MIN:900MV; SUPPLY VOLTAGE MAX:10V; SENSITIVITY

    £20.83 As Low As £20.83

    KNOWLES ACOUSTICS BT-21759-000

    BT-21759-000

    KNOWLES ACOUSTICS

    MICROPHONE; TRANSDUCER FUNCTION:MICROPHONE; DIRECTIVITY:OMNIDIRECTIONAL; SUPPLY VOLTAGE MIN:900MV; SUPPLY VOLTAGE MAX:10V; SENSITIVITY (DB):-61.5DB; D

    £20.83 As Low As £20.83

    KNOWLES ACOUSTICS BU-21771-000

    BU-21771-000

    KNOWLES ACOUSTICS

    ACCELERATION SENSOR; SENSOR MOUNTING:SMD; IMPEDANCE:5.2KOHM; LEADED PROCESS COMPATIBLE:NO; SENSITIVITY:-45DB; SUPPLY VOLTAGE:1.5V DC; TRANSDUCER FUNCT

    £45.14 As Low As £45.14

    KNOWLES ACOUSTICS BU-23173-000

    BU-23173-000

    KNOWLES ACOUSTICS

    ACCELEROMETER; SENSOR MOUNTING:SMD; FREQUENCY RESPONSE MAX:3KHZ; FREQUENCY RESPONSE MIN:300HZ; INPUT CURRENT:50ªA; LEADED PROCESS COMPATIBLE:NO; SENSI

    £46.33 As Low As £46.33

    KNOWLES ACOUSTICS BU-23842-000

    BU-23842-000

    KNOWLES ACOUSTICS

    ACCELEROMETER; SENSOR MOUNTING:SMD; FREQUENCY RESPONSE MAX:3KHZ; FREQUENCY RESPONSE MIN:300HZ; INPUT CURRENT:50ªA; SENSITIVITY:-40DB; SUPPLY VOLTAGE:1

    £46.33 As Low As £46.33

    KNOWLES ACOUSTICS BU-27135-000

    BU-27135-000

    KNOWLES ACOUSTICS

    ACCELEROMETER; SENSOR MOUNTING:SMD; FREQUENCY RESPONSE MAX:3KHZ; FREQUENCY RESPONSE MIN:300HZ; IMPEDANCE:4.4KOHM; INPUT CURRENT:50ªA; SENSITIVITY:-45D

    £46.33 As Low As £46.33

    KNOWLES ACOUSTICS BW-21789-000

    BW-21789-000

    KNOWLES ACOUSTICS

    PRICE/EA. (MINBUY=34) - MICROPHONE; TRANSDUCER FUNCTION:MICROPHONE; SUPPLY VOLTAGE MIN:900MV; SUPPLY VOLTAGE MAX:10V; SENSITIVITY (DB):-56DB; DRAIN CU

    £43.95 As Low As £43.95

    KNOWLES ACOUSTICS CB-22846-000

    CB-22846-000

    KNOWLES ACOUSTICS

    SPEAKER, 4.2OHMTRANSDUCER FUNCTIONSPEAKERSOUND LEVEL SPL73DBIMPEDANCE4.2OHMTERMINAL TYPESOLDER PINSDEVICE TYPEBALANCED ARMATURE ROHS COMPLIANT YES

    £29.78 As Low As £29.78

    KNOWLES ACOUSTICS CB-22847-000

    CB-22847-000

    KNOWLES ACOUSTICS

    SPEAKER, 11.5OHMTRANSDUCER FUNCTIONSPEAKERSOUND LEVEL SPL73DBIMPEDANCE11.5OHMTERMINAL TYPESOLDER PINSDEVICE TYPEBALANCED ARMATURE ROHS COMPLIANT YES

    £29.78 As Low As £29.78

    KNOWLES ACOUSTICS CB-22848-000

    CB-22848-000

    KNOWLES ACOUSTICS

    SPEAKER, 21.5OHMTRANSDUCER FUNCTIONSPEAKERSOUND LEVEL SPL73DBIMPEDANCE21.5OHM ROHS COMPLIANT YES

    £29.78 As Low As £29.78

    KNOWLES ACOUSTICS CB-22849-000

    CB-22849-000

    KNOWLES ACOUSTICS

    SUBMINIATURE SPEAKER, 25.15X25.4MM 24 OHM; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:24OHM; SENSITIVITY (DB):86DB; EXTERNAL HEIGHT:9.65MM; EXTERNAL WIDTH

    £39.12 As Low As £39.12

    KNOWLES ACOUSTICS CB-22850-000

    CB-22850-000

    KNOWLES ACOUSTICS

    SUBMINIATURE SPEAKER, 25.15X25.4MM 48 OHM; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:48OHM; SENSITIVITY (DB):86DB; EXTERNAL HEIGHT:9.65MM; EXTERNAL WIDTH

    £35.32 As Low As £35.32

    KNOWLES ACOUSTICS CB-23817-000

    CB-23817-000

    KNOWLES ACOUSTICS

    SPEAKER; TRANSDUCER FUNCTION:SPEAKER; IMPEDANCE:48OHM; SENSITIVITY (DB):97DB; EXTERNAL HEIGHT:9.65MM; EXTERNAL WIDTH:25.15MM; EXTERNAL DEPTH:25.15MM;

    £35.32 As Low As £35.32

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