Olympus DM-720
Recording formats : Linear PCM format / MP3 format
Sampling frequency
Linear PCM format
[48.0 kHz / 16 bit]: 48.0 kHz
[44.1 kHz / 16 bit]: 44.1 kHz
MP3 format [320 kbps]: 44.1 kHz
[128 kbps]: 44.1 kHz
[64 kbps (mono)]: 44.1 kHz
[8 kbps (mono)]: 11.025 kHz
Maximum headphone output
Recorder: ≦ 150 mV (according to EN 50332-2)
Built-in NAND flash memory : 4 GB
microSD card : Supports 2GB to 32GB
Speaker : Built-in Ø18mm dynamic speaker Maximum working output: 150mW (8Ω speaker)
Microphone Jack : Ø3.5mm, impedance 2kΩ
Earphone Jack : Ø3.5mm, impedance 8Ω minimum
Power source : Specified voltage 1.5 V Battery AAA dry-cell battery x1 (LR03)
Ni-MH rechargeable battery x1External power supply
USB Connecting AC Adapter (model A514; DC5V)Operating temperature : 0 to 42°C (32 to 107.6°F)
Frequency response
When recording from microphone jack
Linear PCM format
[48.0 kHz / 16 bit]: 20 Hz - 23 kHz
[44.1 kHz / 16 bit]: 20 Hz - 21 kHz
MP3 format
[320 kbps]: 20 Hz - 21 kHz
[128 kbps]: 20 Hz - 17 kHz
[64 kbps (mono)]: 20 Hz - 13 kHz
[8 kbps (mono)]: 20 Hz - 3.5 kHz
When recording with built-in microphone
Recoding(centre microphone ON) 20 Hz - 20 kHz
Recoding(centre microphone OFF) 60 Hz - 20 kHz
During playback : 20 Hz - 20 kHz
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8,900บาท
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