
RadioEar DD450 High Frequency Circumaural Headset
Designed for precision in both standard (125 Hz - 8kHz) and high-frequency audiometry (up to 20 kHz), this circumaural headset offers reliable performance for comprehensive hearing assessment. it meets IEC-60645-1 and ANSI S3.6 standards up to 16 kHz and supports RETSPL calibration using IEC60318-1 coupler with a Type 1 adaptor.
The headset features a 40-ohm impedance, excellent ambient noise isolation and a comfortable, padded design suited for extended clinical use. A 2.5-meter cable with a gold-plated 6.3mm mono jack ensures consistent signal quality. Fully RoHS compliant and built for long-term durability in audiology environments.
Note: This is a special order item that requires approximately 3 week lead time
- Full-range frequency testing: 125 Hz - 20kHz
- Standards-compliant: IEC-60645-1 and ANSI S3.6 (up to 16 kHz)
- RETSPL calibration compatible with IEC60318-1 coupler
- Effective ambient noise isolation for accurate testing
- Adjustable headband with soft, cushioned ear cups for comfort
- Gold-plated 6.3mm mono plug for optimal signal connection
- RoHS compliant for environmental safety
- Frequency Range: 125 Hz - 20 kHz
- Impedance: 40 ohms
- Cable Length: 2.5 m
- Plug Type: Straight 6.3mm mono jack (gold-plated)
- Design: Circumaural, over-ear style
- Standards: IEC-60645-1, ANSI S3.6 (up to 16 kHz)
- Calibration: Supports RETSPLs via IEC60318-1 coupler + Type 1 adaptor
- RoHS Compliant: Yes

Ships Today
All in-stock orders ship SAME DAY when placed by 5pm EST. Shipping rates and options available during checkout.