Acoustic components

Acoustic components converts electric current into sound, or sound into electric current. To this category we count loudspeakers, microphones and buzzers.

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Buzzers (‏15)
Speakers (‏15)
Microphones (‏7)
Ultrasonic (‏2)

Featured products

  Speaker 8ohm ø50mm 0.25W
Miniature speaker for education and testing. * Impedance: 8ohms * Max power: 0.25W * Diameter: 50mm
1 - $1.14
10 - $0.92
25 - $0.69
100 - $0.46
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  Speaker 8ohm ø101mm 2W
Speaker for general purposes. Wide frequency range and high power rating. * Impedance: 8ohms ±15% * Max power: 2W * Frequency range: 200Hz - 10kHz * Sensitivity: 86dB ±2dB * Magnet: ø45 x 8mm * Coil: ø14.4mm
1 - $4.70
10 - $3.76
25 - $2.82
100 - $1.88
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  Ultrasonic transducer reciever
Ultrasonic transmitter for alarms, remote controls and distance sensors. The sensor is combined with a transmitter to create a complete module. Water-proof and shock resistant. * Distance: 0.2 - 6m * Frequency: 40kHz * Sensitivity: -67dB min.
$4.70
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  Electret microphone ø9.7 x 6.7 mm
Miniature microphone of electret type. Omni-directional. High sensitivity and flat frequency response. Very reliable and durable. Requires active drive circuitry. * Diameter: 9.7mm ±0.2mm * Height: 6.7mm +-0.2mm * Sensitivity: -60dB * Maximum input SPL 110dB * Impedance: 2.2KOm (±30%) * Standard power suply: 4-5VDC (10V max) * Current Consumption : * Terminal style: 2 solded pins of 10mm in length * Directivity: Omni-directional
1 - $1.18
10 - $1.06
25 - $0.89
100 - $0.59
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  Buzzer 4 kHz miniature
Beeper for for PCB mounting. Continous tone. Supply voltage: 3-16V DC Power consumption: 6 mA Frequency: 4 kHz Sound level: 85 dB Weight: 1 g Diameter: ø14mm height: 7.5mm Pitch: 7.6mm Pin diameter: ø0.7mm
$3.43
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  Speaker 8ohm ø50mm 0.5W
A small speaker that is ideal for radio and amplifier projects and is small enough to fit in robot projects. Loud, low distortion and small format. Specifications: * Impedance: 8ohms * Power: 0.5W * Diameter: 50mm * Build height: 16mm * Coil diameter: 28mm * Weight: 41g
$2.44
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  Speaker 8ohm ø57mm 0.25w
Low-cost speaker for educational and testing purposes. * Impedance: 8ohms * Max power: 0.25W * Diameter: 57mm
1 - $1.75
10 - $1.48
25 - $1.22
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  Speaker 8ohm ø30mm 0.2W PCB
This through-hole speaker is great for projects where you need something that sounds better than a piezo buzzer but don't have room for a full-blown speaker. This 30mm diameter speaker is encased in plastic and will handle about 100mW of power. Features: * Impedance: 8ohm * Power: 0.1W (0.2W max) * Diameter: 30mm * Height: 12.7mm * Pitch: 15mm
$3.49
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  Piezo element ø12mm 7BB-12-9
Piezo element that can be used either to play sound or in reverse, to pick up sound / vibrations Extremly low build height. Requires external oscillator. When used to pick up sound, it's usually called a contact microphone. Resonant frequency: 9 kHz ±1kHz Impedance: 1k @ 9kHz Diameter: 12mm Thickness: 0.22mm
$1.01
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  Piezo element ø20mm with wires
20mm piezo element with pre-mounted load resistor and cables with pins. Ready to use as a speaker or sensor. Can be used to detect foot steps, knocks, drums and much more!
$2.41
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  Electret microphone ø9.7 x 6.7 mm
Miniature microphone of electret type. Omni-directional. High sensitivity and flat frequency response. Very reliable and durable. Requires active drive circuitry. * Diameter: 6.0mm ±0.2mm * Height: 2.7mm +-0.2mm * Sensitivity: -60dB * Impedance: 2.2KOm (±30%) * Standard power suply: 4-5VDC (10V max) * Current Consumption : * Terminal style: 2 wires 40mm * Directivity: Omni-directional
1 - $1.45
10 - $1.30
25 - $1.08
100 - $0.72
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  Piezo alarm active
Module with an active piezo summer. When the input is pulled high, the summer starts to beep with a fixed frequency. Extremely easy to use as the summer has a built in tone generator.
$4.70
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