Etymotic Research ER3XR Extended Response High Performance In-Ear Earphones
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- Enhanced and extended bass response. Sensitivity (@1 kHz) SPL at 0.1v-102 dB
- Precision machined metal bodies; high performance balanced Armature micro-drivers
- 4ft reinforced detachable cables with 3.5mm Gold Plated stereo Plug and MMCX connectors
- Assorted ear tips for 35-42db of external noise isolation; 120dB Max output
- Frequency Response – 20 Hz – 16 kHz and Impedance – 22 Ohms
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