
The Ultimate One Headphones feature an over-ear, open-back design with a 50mm pure beryllium driver. The headband and ear pads feature soft lambskin inner sections for ultimate comfort, with cowhide leather outer sections for lasting durability. Real Sustainable Zebrawood or Ebony wood ear cups. Frequency response is rated at 18Hz-22kHz.
Specifications
Style | Over ear open air design |
Driver Type | Beryllium |
Driver Diameter | 50 mm |
Cable | 2m Tangle-Resistant Cable |
Frequency Response | 18Hz-22kHz |
Sensitivity (1mW) | 108 dB SPL |
Power Handling | 1.8mW input power max |
Impedance (1kHz) | 32 ohms |
Input Connections | 3.5 mm |
Weight | 300g |
Color | Real Ebony or Zebra Wood |
Sensitivity | 97 dB |
Reviews
"Top Choice" 2019
My hunt for “perfect” headphones will never end because no one single design covers all uses. But, my hunt for the perfect pair of passive, open-back dynamic headphones could easily end with the KLH Ultimate One headphones.
Mark Henninger, June 13, 2019, AVS Forum
HiFi News Outstanding Product Award Sept 2019
In the immensely respected HI-FI News Magazine review September 2019 they said:
"These debut headphones offer excellent value for money. Finish is superb, the styling familiar"
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