Specifications

Maximum recording time (Approx.)

NW-MS70D/MS77DR; When using the built-in flash memory only:

ATRAC3

 

ATRAC3plus

4 hr. 10 min. (132 kbps)

2 hr. (256 kbps)

5 hr. 20 min. (105 kbps)

8 hr. 40 min. (64 kbps)

8 hr. 30 min. (66 kbps)

 

11 hr. 40 min. (48 kbps)

NW-MS90D; When using the built-in flash memory only:

ATRAC3

 

ATRAC3plus

8 hr. 20 min. (132 kbps)

 

4 hr. (256kbps)

10 hr. 40 min. (105 kbps)

 

17 hr. 20 min. (64 kbps)

17 hr. (66 kbps)

 

23 hr. 20 min. (48 kbps)

When using “Memory Stick” (64MB):

 

 

 

 

ATRAC3

 

 

ATRAC3plus

60 min. (132 kbps)

 

 

30 min. (256kbps)

80 min. (105 kbps)

 

 

130 min. (64 kbps)

120 min. (66 kbps)

 

 

170 min. (48 kbps)

 

 

 

When using “Memory Stick” (128MB):

 

 

 

 

ATRAC3

 

 

ATRAC3plus

120 min. (132 kbps)

 

 

60 min. (256kbps)

160 min. (105 kbps)

 

 

260 min. (64 kbps)

240 min. (66 kbps)

 

 

350 min. (48 kbps)

 

 

 

 

Sampling frequency

44.1 kHz

Audio compression technology

Adaptive Transform Acoustic Coding3 (ATRAC3) Adaptive Transform Acoustic Coding3plus (ATRAC3plus)

Frequency response

20 to 20,000 Hz (single signal measurement during playback)

Output

Headphone: Stereo mini-jack

Signal-to-noise ratio (S/N)

79 dB or more (excluding ATRAC3 66 kbps)

Dynamic range

85 dB or more (excluding ATRAC3 66 kbps)

Operating temperature

5˚C to 35˚C (67˚F to 95˚F)

Power source

•DC IN 1.2 V (from built-in rechargeable battery)

•DC IN 4.5 V (from AC power adaptor)

•USB power (from a computer through supplied USB cable)

Battery life (continuous playback)

ATRAC3 format: Approximately 44 hours

ATRAC3plus format: Approximately 36 hours

Dimension

36.4⋅ 48.5 ⋅ 18 mm (1 7/16 ⋅ 1 15/16 ⋅ 23/32 inches) (w/h/d, projecting parts not included)

Mass

Approx. 54 g (1.9 oz) (“Memory Stick Duo” not included)

Supplied accessories

USB cradle (NW-MS70D/MS90D) (1) Recording USB cradle (NW-MS77DR) (1) Headphones (1)

Dedicated USB cable (1)

AC power adaptor (for the supplied USB cradle) (1) Carrying pouch (1)

Extension headphone cord (1)

Optical Digital cable (NW-MS77DR) (1) Neck strap (1)

Earbuds (Size S, L) (NW-MS90D Non-US model) (1) CD-ROM (1)

Operating Instructions (1) SonicStage Operating Instructions (1)

Optional accessories

MagicGate-compatible “Memory Stick Duo” MSH-M128A (128 MB)

MSH-M64A (64 MB)

Design and specifications are subject to change without notice.

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