... Double track stereo output8) A-B answer read function9) Memory FLASH: 1 GB / 2 GB / 4 G / 8 ... : high quality: 48 KHz3) The recording formats: MP3 (high quality 320 Kbps/general quality 160 Kbps/low quality ... 80 Kbps)4) MP3, WMA headset maximum output: (L) 10 mW + ... AC100V-240 V14) Output: DC: 5 V180mA15) Music format: MP3, WAV, WMA, OGG, ACC formats such as, ID3, ...