Portable Recording Studio - Universal - 16GB One Button Digital Sound Recorder Long Distance MP3 Audio Tape Recorder Noise Reduction MP3 Voice 128kbps WAV Video Player(Black) Highlights Universal 16GB One Button Digital Sound Recorder Sound Recorder Long Distance MP3 Audio Noise Reduction MP3 Voice WAV Video Player 128kbps(Black) 16GB Key Recording Digital Recording Long Distance Voice Recorder MP3 Audio Dictaphone Buand Reduction Voice MP3 WAV Record Player 128kbps | Digital voice recorder Built-in lithium battery (270MA) Support memory capacity: 16g Capacity (memory card) Recording time: 16g maximum recording 288 hours, Fully charged battery recording time: about 10 hours Recording format : MP3 format Sampling recording Bit rate: 128Kbps Current recording (approx.): bright screen: approx. 33mA: off-screen: approx. 26mA On current / standby current (approx.): bright backlight: 33mA; 26mA Shutdown Shutdown Current: 27 microamps Actual Maximum Output: (L)10MW + (R)10MW (32OHM) Frequency Response: 20Hz to 20kHz External Input: 3.5mm Headphone Jack, USB Micro-Covered: non-directional condenser microphone S / N (noise ratio): 70 dB Current source; Rated voltage: .3.7v-4.2v USB input Voltage/power: 5V300MAH - 5V500MAH Distortion: 0.05% Machine accessories: Clear book, data cable, earphone; Battery life record (all charges full): about 10 hours of external sound (about 30mA depending on sound volume); Headphones: about 30 hours (9m2) Playing 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. Lithium battery (270MA) Support memory capacity: 16g Capacity (memory card) Recording time: 16g maximum recording 288 hours, 32g maximum recording 576 hours Fully charged battery recording time: about 10 hours recording: MP3 format Sampling recording Bit rate: 128Kbps Current recording (approx.): bright screen: approx. 33 mA: off-screen: approx. 26 mA On-current / standby current (approx.): bright backlight: 33 mA; 26mA Shutdown Shutdown Current: 27 microamps Actual Maximum Output: (L)10MW + (R)10MW (32OHM) Frequency Response: 20Hz to 20kHz External Input: 3.5mm Headphone Jack, USB Micro-Covered: non-directional condenser microphone S / N (noise ratio): 70 dB Current source; Rated voltage: .3.7v-4.2v USB input Voltage/power: 5V300MAH - 5V500MAH Distortion: 0.05% Machine accessories: Clear book, data cable, earphone; Battery life record (all charges full): about 10 hours of external sound (about 30mA depending on sound volume); Headphones: about 30 hours (9m2) Playing 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.