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 • 【Professional Audio Recording】Built-in advanced audio processing technology with MP3 format recording, featuring one-button-one-function design for effortless and user-friendly operation, perfect for meetings, lectures, and interviews. • 【Long-Lasting Performance】Equipped with a large-capacity memory for extended recording storage and a high-performance battery to ensure uninterrupted recording sessions, meeting your long-duration recording needs with ease. • 【Crystal-Clear Sound Quality】Intelligent noise reduction and condenser microphone deliver high-fidelity audio, capturing true-to-life sound. Supports recording playback for quick review, making it both convenient and practical. • 【Versatile Playback & Auto-Save】Supports multiple audio formats including MP3/WAV for flexible playback. Automatically shuts down and saves recordings when battery is low, preventing data loss. • 【Smart & Efficient Recording】Features intelligent voice-activated recording to minimize background noise and save storage space by reducing unnecessary files. Plus, plug-and-play USB 2.0 interface ensures fast data transfer without drivers.