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Product Details

Sony - Hi-Res Over-the-Ear Stereo Headphones - Black

SKU:9377075 Model:MDR1A/B
Rating 4.6 out of 5 with 18 reviews
These Sony MDR1A/B over-the-ear headphones feature 40mm dome-type, aluminum-coated liquid crystal polymer drivers and neodymium magnets to faithfully reproduce your favorite songs. Urethane ear cushions relieve pressure and ensure a comfortable fit.


Over-the-ear design
Features pressure-relieving urethane cushions that offer a comfortable acoustic seal and powerful bass response. An adjustable headband and an inward axis structure let you achieve a precise fit.
40mm dome-type, aluminum-coated liquid crystal polymer drivers
Along with neodymium magnets create a lush, details soundscape. Acoustic ports located inside each earcup and an enfolding design help control airflow for accurate bass response.
1500 mW (IEC) power handling
Stands up to extreme output levels.
In-line electret condenser microphone
Lets you enjoy hands-free calling.
Multifunction remote
Allows you to control functions. Download the SmartKey app to customize the controls using your smartphone.
Silent joints
With silicone rings around every moving axis allow smooth, silent earcup movement.
4-wire oxygen-free cable
Along with a silver-coated OFC cable helps ensure a crisp, clear signal, so your music remains pure.
3Hz - 100kHz frequency response
Promotes faithful audio reproduction.
105dB/mW sensitivity
Offers robust sound.
24 ohms impedance at 1kHz
Efficiently conducts power through the headphones.


Key Specs
Headphone FitOver-the-Ear
Built-In BluetoothNo
Built-In MicrophoneYes
Water ResistantNo
Sensitivity105 decibels adjusted
Minimum Frequency Response3 hertz
Maximum Frequency Response100 kilohertz
Impedance24 ohms
Driver TypeDynamic
Driver Size40 millimeters
Magnet TypeNeodymium
Behind The NeckNo
Adjustable HeadbandYes
Foldable DesignNo
Ear Cushion MaterialUrethane
Additional Accessories Included3.9' headphone cable, 3.9' smartphone control cable, carrying pouch
Model NumberMDR1A/B
Color CategoryBlack
Detachable CordYes
Connector Size1/8 in. (3.5mm)
Phone ControlYes
In-Line ControlYes
Carrying CaseYes
Sound IsolatingNo
Manufacturer's Warranty - Labor1 year limited
Manufacturer's Warranty - Parts1 year limited
Weight0.49625 pounds
Cord Length3.9 feet
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