Maximum recordable number of songs and time (Approx.)
The approximate times are based on the case in which you transfer or record only 4 minute songs (not including videos and photos) in the MP3 format. Other playable audio file format song numbers and times may differ from MP3 format.
Number
NWZ-B183F (4 GB)
128 kbps: Approx. 890 songs
NWZ-B183 (4 GB)
128 kbps: Approx. 890 songs
Time [H:M]
NWZ-B183F (4 GB)
128 kbps: Approx. 59 hr. 20 min.
NWZ-B183 (4 GB)
128 kbps: Approx. 59 hr. 20 min.