One Key Recording Digital Voice Recorder Long Distance Audio MP3 Dictaphone Noise Reduction Voice MP3 WAV Record Player 128Kbps

Built-in lithium battery (270MA)
Memory capacity support: 4G/8G/16G/32G
Capacity (memory card) recording time: 4G maximum recording 72 hours, 8G maximum recording 144 hours, 16G maximum recording 288 hours, 32G maximum recording 576 hours
Fully charged battery recording time: about 10 hours
Recording format: MP3 format
Recording sampling bit rate: 128Kbps
Recording current (approximately): bright
screen: about
33 mA: off screen: about 26 mA
Power on/standby current (approximately): bright
backlight: 33
mA; off backlight: 26 mA shutdown current: 27 microamps
Actual maximum output: (L) 10mW (R) 10mW (32Ohm)
Frequency response: 20Hz to 20KHz
External input: 3.5 mm headphone jack, USB
Built-in MIC: non-directional capacitor microphone
S/N (Noise Ratio): 70dB
Power supply;
rated voltage:. 3.7V - 4.2V
USB input rated voltage/power: 5V300MAH--5V500MAH
Distortion: 0.05 %
Machine accessories: clear book, data cable, earphone;
Battery life (every full charge) Playback Recording: about 10 hours of external sound (about 30MA depending on the volume of the sound); earphones: about 30 hours (9MA)
Play music: about 5 hours of external sound (depending on the size of the song); earphones: about 20 hours (13MA)
Screen size: 28*25 broken code screen
Machine size: 88mm*33mm* 12.5 mm
Support system Windows98/2000/XP, etc.
Used ABS raw material production and appearance matte process production
Built-in high-end professional recording audio processing program.
MP3 format professional recording, one-key recording.
Large-capacity memory, allowing you to easily record.
Condenser microphone recording, reproduce the original recording.
Intelligent noise reduction, which can effectively filter the noise part of the sound source.
Large-capacity polymer battery to meet your recording time needs.
Using high-definition broken code screen display, easy to operate at night, clearly visible.
Support multiple formats MP3 WAV audio file playback.
The recording function is automatically shut down and saved under low power, so that files will not be lost. lDrive-free U disk function, USB 2.0 universal interface, high-speed data transmission.
Intelligent voice-activated recording, effectively saving storage space and reducing blank useless files.
Support recording function, convenient and practical
One button has one function, easy to operate