General Specifications
Size (WxHxD)
- 24.99 mm (1") x 77.49 mm (3") x 8.9 mm (1/3")
Weight (approximate)
Power Source
- Battery: 1 x Rechargeable Lithium Ion battery
USB bus powered when connected to a powered USB port on a computer
Audio Playback Formats
- Audible Format 2, 3 and 4
MP3 (Up to 320 kbps)
WMA (Up to 320 kbps)
WMA with Windows Media Digital Rights Management (WMDRM) 9
MP3 Playback Performance
- Signal-to-Noise Ratio: Up to 90 dB
Channel Separation: Up to 65 dB
Frequency Response: 20 Hz ~ 20 kHz
Harmonic Distortion Output: <0.1%
Connectors
- Headphone jack: 3.5 mm (1/8") stereo minijack, 5 ~ 7 mW per channel
USB connector
Firmware Support
Earphone Specifications
- Frequency Range: 20 Hz ~ 20 KHz
Sensitivity: 111 dB ±3 dB SPL at 1 KHz
Impedance: 32 W ±15%
Plug: 3.5 mm (1/8") stereo minijack