Audio microphones are designed for sound reception and recording applications (speech and music

Measurement microphones are most commonly condenser microphones, which convert sound pressure to an output that is then converted into a reading such as sound pressure level (SPL

Headsets are attachments for holding an earphone and transmitter to the user's head.

Test equipment and instrument repair services test and repair industrial equipment and instruments. They specialize in the test and repair of acoustic and vibration equipment, electrical and electronic test equipment, laboratory equipment and instruments, inspection instruments or non-destructive testing (NDT) equipment, or specialty testing equipment and instruments.

Broadcasting, studio and theatrical equipment, supplies and services includes video production consoles, theatrical lighting, theatrical curtains, and related products and services.

Audio mixers and consoles are units that combine signals from microphones and/or line level sources to produce a combined signal or signals

Video, audio, and multimedia chips are IC chips designed for video, audio, and multimedia applications.

Test equipment and instrument rental services rent or lease test equipment for electrical, electronic, vibration, acoustic, dimensional, NDT, analytical, environmental, process, EMI/RFI, and other specialty testing, measurement or inspection applications.

Noise control products passively control vibrations or noise through absorption or dampening (e.g., mufflers, silencers or baffles).

Electrical coil winding machines are used to wind coils for motors, transformers, inductors and chokes.

Intercoms are an electronic communications system generally composed of fixed microphone/speaker units connected to a central control device

Thermal imagers detect heat patterns in the infrared wavelength (1 micron to 100 micron) spectrum.

Acoustic and vibration test equipment repair services includes repair and other services for vibration, acceleration and acoustic test equipment, instruments and sensors.

Multiconductor cables contain two or more conductors, each of which consists of a single wire or combination of wires. Cable shielding is placed around an insulated conductor or group of conductors to prevent electrostatic or electromagnetic interference between the enclosed wires and external fields.

Cable assemblies are collections of wires or cables banded into a single unit with connectors on at least one end.