DD450 High Frequency Headset with Peltor Exclosures

Radioear's DD450 circumaural tweeter headphones can be used for audiometric testing in the standard 125 Hz - 8 kHz audiometric range and for high frequency testing up to 20 kHz. The DD450 headphones comply with IEC-60645-1 and ANSI S3.6 to 16 kHz.
DD450 offers excellent passive attenuation, a padded, adjustable, soft headband and replaceable ear cushions. Includes high-resistance cable with TINSEL core, gold-plated 6.3 mm jack sockets. Type P6010.

Technical data:
- Transducer principle: Dynamic
- Working principle: Closed
- Transmission range: 20 Hz - 20 kHz
- Nominal impedance according to IEC 60268-7: 14 Ohm
- Type of coupling to the ear: Overlying the ear
- Sensitivity: 100 dB SPL at 1 kHz, 1 mW, distortion: < 1% at THD
- Max. Continuous power: 500 mW,
- Contact pressure: 10 N ±0.5N
- Weight: 330 gr (12 oz)
- Cable connection: 2 x mono jack plugs
- Cable length: 2500 mm
- RoHS compatible - lead- and nickel-free
- dimensions: 19.1 x 9.3 x 13.4 cm

Scope of delivery: headphones with 2 transducers, sound-absorbing caps with ear cushions and cable with 2 x 6.3 mm jack plugs (angled 30 degrees)
evidENT-Shop Article 632

Please note that the audiometer must be recalibrated after changing the headphones!