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Acoustic lens structure tune direct and indirect sound by subtly offsetting holes in each
lens. Pressure dispersion mesh head pad for comfortable long listening.
Features of HA-RX900:
• High-quality dynamic sound reproduction with 50mm Neodymium driver unit
and two types of superior sound structure
• Ring port structure provides high-quality dynamic sound
• Acoustic lens structure reproduces natural sound through two pieces of
specially-engineered acoustic lenses
• Acoustic lenses (located in front of diaphragm) tune direct and indirect sound by
subtly offsetting holes in each lenses
• Wide head pad and soft ear pads for optimum comfort
• 11.48ft(3.5m) pure copper cord for minimization of transmission loss
• 6.3mm plug adapter included
Stereo Speaker
Headphones HA-RX900 HA-RX700 HA-RX500 HA-RX300
Driver Unit 1.95" 1.95" 1.57 1.57" (40mm)
Magnet type Neodymium Neodymium Neodymium
Frequency
Response
7-26,000Hz 8-25,000Hz 10-22,000Hz 12-22,000Hz
Nominal
Impedance
64ohms 48ohms 70ohms 32ohms
Sensitivity 106dB/1mW 105dB/1mW 105dB/1mW 100dB/1mW
Max. Input
Capability
1500mW(IEC) 1500mW(IEC) 1200mW(IEC) 1200mW(IEC)
Cord Length 11.48ft 11.48ft 11.48ft (3.5m) 8.20ft (2.5m)
Weight (without
cord)
12.35oz 11.64oz 6.94oz (194g) 6.94oz (194g)
Plug Gold Plated Gold Plated Gold Plated Gold Plated
Accessory 0.25" plug adapter 0.25" plug adapter Plug Adaptor Plug Adaptor