PYLE-PRO PPR80 Digital Portable Stereo Voice Recorder with Built-In 2 GB Flash Memory Linear PCM (Pulsed Code Modulation) In WAV format - Voice Recording Time - 96KHz 24bit 2304kbps, Recording Time = 1.6Hours. - Built-In Microphone & Stereo Speakers - Repeat 1 & Repeat All Selection - MP3 Subject To Customer Request & License Built-In 2GB Flash Memory - Linear PCM Stereo Mode:22.05KHz 16bit 705.6kbps, Recording Time = 5.2Hours. - MP3 Stereo Mode 128kbps, Recording time = 28.3Hours - Built-In External Mic. Jack, Ear Phone Jack & Line-in Jack - USB 2.0 Varies Recording Sampling Freq. & Bit (From 22.05kHz 16bit  96kHz 24bit) - 96KHz 24bit 4608kbps, Recording Time = 48Min. - MP3 Mono Mode 32kbps, Recording time = 113Hours - Delay Recording : 5/10/30/60 Seconds - Accessories: Earphone / USB Cable Mono & Stereo recording Selection - Linear PCM Mono Mode - Built-In SD Card Slot (Up to 16 GB, Support SDHC) - Hold On/Off - Power: 2 x ''AA'' Batteries (Not Including) Display : 35mm x 20mm with 128 x 64 dot - 22.05KHz 16bit 352.8kbps, Recording Time = 10.5Hours. - 4 Message Folders Selection (A/B/C/D) - Dot Matrix LCD Full Function Display - Dimension: 112 x 60 x 22 mm