- 18 -
Signal to Noise Ratio
o > 90 dB
Frequency Response
o 20 Hz ~ 20 kHz
Output
o < 4.4 mW (each output)
Total Harmonic Distortion Output
o 0.01% ~ 0.5%
Ports
o USB Port
o Phone Out
Firmware
o Flash based. User upgradeable.
20. Safety

Listening to loud sounds for prolonged periods may permanently damage

your hearing. Before putting on the headphones, place them around your

neck and turn the volume down. Then put the headphones on and slowly

increase the volume until you find a comfortable listening level.