On ear headphones. Design and built in Brooklyn NY.

• Bluetooth Version: 4.2 with apt-X
• Battery Capacity: 320mAH
• Working Distance: 10m
• Battery Life: 15 hours**
• Frequency Response: 20Hz~20KHz
• Mic Sensitivity: 42dB +/- 3dB
• Transducer Type: Dynamic
• Operating Principle: Open Air
• SPL 1mW: 99.8 dB
• Nominal Impedance: 32 ohms
• Driver Matched dB: .05 dB
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