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Sony MDRXB50AP Extra Bass Earbud Headset (Black)
DESCRIPTION
- Sensitivity (db): 110 dB/mW
- Frequency Response: 4 - 24,000 Hz
- Microphone: Elecret condenser / Omni Directional
- Remote Control: Multi-function button / SmartKey app
- Plug: Gold-plated four-conductor L-type stereo mini plug