JVC HA-RX900 Owner's manual

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JVC Full-size Headphones Series
JVC is introducing a new series of full-size headphone HA-RX900, HA-RX700, HA-
RX 00 and HR-RX300. Among all, the HA-RX900 is the top of RX series features
high-quality dynamic sound reproduction with 0mm Neodymium driver unit and two
types of superior sound structure which is the JVC original technique. The two superior
structures named Ring Port Structure and Acoustic lenses.
Ring Port Structure
Ring Port Structure provides high-quality dynamic sound. With a ring port structures
sound ports located in a circle behind the driver unit, the sound pressure in headphone
housing is equalized, realizing stable amplification in the unit as a whole.
Acoustic lenses

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 0mm 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. m) 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
requency
Response
7-26,000Hz 8-25,000Hz 10-22,000Hz 12-22,000Hz
Nominal
Impedance
64ohms 48ohms 70ohms 32ohms
Sensitivity 106dB/1m 105dB/1m 105dB/1m 100dB/1m
Max. Input
Capability
1500m (IEC) 1500m (IEC) 1200m (IEC) 1200m (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