Digital Voice Recorder Long Distance Audio Recording MP3 Dictaphone with Noise Reduction One Key Recording MP3 WAV Record Player 128Kbps Clear Sound Quality SK-299

Specification:

*Built-in lithium battery (270MA)

*Memory capacity support: 4G/8G/16G/32G (not included)

*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: 3.5mm 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%

*Battery life (every full charge)

*Recording: about 10 hours of external sound (about 30MA depending on the size of the sound); earphones: about 30 hours (9MA)

*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*12.5mm

*Support system: Windows98/2000/XP, etc.

*Package:

1*Recording pen (not included TF Card)

1*Instruction

1*headphone

1*data cable