NEC NECNP04LM1 User Manual page 41

(3) Audio
Type
MP3 Codec
Bit rate
Channel
Sampling rate
LPCM Codec
Bit rate
Channel
Sampling rate
MPEG-1 Audio layer 3
MPEG-2 Audio layer 3
MPEG-1: 32, 40, 48, 56, 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 (kbps)
MPEG-2: 8, 16, 32, 40, 48, 56, 64, 80, 96, 112, 128, 144, 160 (kbps)
*Support VBR
2ch
MPEG-1: 16bit/24bit: 32, 44.1, 48(kHz)
MPEG-2: 16bit/24bit: 16/22.05/24(kHz)
Linear Pulse Code Modulation
1411kbps
2ch
16bit: 441kHz
English-39
Details extension
.mp3
.wav