Gembird ehs-office ユーザーガイド
1. Features
The Easiest and Fastest way to E-mail Voice Messages and Music
Records and E-mails your Voice Message with the Touch of ONE Button
Perfect for voice recognition
Powerful MP3 sound compression
2. Technical specification
Microphone
Omni-directional condenser
Type of recording: mono
Sensitivity: - 40dBV/Pa
Frequency: 50 - 16000Hz (+/- 3db)
ADC resolution: 16 bit
Sampling rate: 48 kHz
SNR: 83dBA (1kHz at -20dB)
THD: -80dB (1kHz at -3dB)
Type of recording: mono
Sensitivity: - 40dBV/Pa
Frequency: 50 - 16000Hz (+/- 3db)
ADC resolution: 16 bit
Sampling rate: 48 kHz
SNR: 83dBA (1kHz at -20dB)
THD: -80dB (1kHz at -3dB)
Headphones
Frequency: 50 – 20000Hz (+/- 3db) *
Type of playback: stereo **
DAC resolution: 16 bit
Sampling rate: 48 kHz
Output power: 60mW (per channel)
THD+N: -46dB (50Hz-20kHz, 40mW) ***
Type of playback: stereo **
DAC resolution: 16 bit
Sampling rate: 48 kHz
Output power: 60mW (per channel)
THD+N: -46dB (50Hz-20kHz, 40mW) ***
Notes:
* 200 – 10000 Hz for EPH-USB model
** mono for EPH-USB model
*** - 44 dB (200Hz-10kHz, 40mW) for EPH-USB model
* 200 – 10000 Hz for EPH-USB model
** mono for EPH-USB model
*** - 44 dB (200Hz-10kHz, 40mW) for EPH-USB model
Plugs
USB A-type male
3. System requirements
For PC:
Pentium 133 MHz processor or higher
USB 1.1 port
OS Windows 2000/XP/2003/Vista
For Macintosh:
PowerMacintosh G4 or better
USB 1.1 port
MacOS 10.3 or later