audio technica / AT831cH(J)

Audio Technica's lavalier-type unidirectional wireless microphone. Uses a reliable small connector. High sensitivity model that is resistant to feedback and external noise. Strengthens shielding against radio waves from mobile phones and wireless intercoms to suppress high frequency noise.

A lavalier type with a diameter of 10 mm, unidirectional. High sensitivity that is resistant to feedback and external noise.

- Newly adopted highly reliable small connector.
- Lavalier type with a diameter of 10 mm.
- High sensitivity model that is resistant to feedback and external noise.
- Achieves tone control using the proximity effect, improving the usefulness of interactive microphones.
- Strengthened shielding against radio waves from mobile phones, wireless intercoms, etc., suppresses high-frequency noise.

■Specifications
Type: Back electret condenser type
Polar pattern: Unidirectional
Frequency response: 100-15,000Hz
Sensitivity: -44dB (6.3mV) (0dB=1V/Pa, 1kHz)
Maximum input sound pressure level: 135dB SPL (1kHz THD1%)
Signal-to-noise ratio: 65dB (1kHz at 1Pa, A-weighted)
Weight: 8g (microphone body only)
Dimensions: Length: 25.0mm, Maximum diameter of body: 10.2mm
Output connector: Small 4-pin connector (compliant with our wireless standard)
Cord: 1.4m long (fixed to microphone part), diameter 2.6mm
*Values when this product is wired. Performance will vary depending on the device used.
1 Pascal=10 dynes/cm2=10 microbars=94 dB SPL
Accessories: Windscreen, clip