Specifications

Maximum recording time (Approx.)
Dimension

56 ⋅ 37.3 ⋅ 15 mm

(w/h/d, projecting parts not included)

Mass

NW-E55

ATRAC3

2 hr. 00 min. (132 kbps)

2 hr. 30 min. (105 kbps)

4 hr. 10 min. (66 kbps)

NW-E75

ATRAC3

4 hr. 10 min. (132 kbps)

5 hr. 10 min. (105 kbps)

8 hr. 20 min. (66 kbps)

ATRAC3plus

1 hr. 00 min. (256 kbps)

4 hr. 10 min. (64 kbps)

5 hr. 50 min. (48 kbps)

ATRAC3plus

2 hr. 00 min. (256 kbps)

8 hr. 30 min. (64 kbps)

11 hr. 40 min. (48 kbps)

Approx. 40 g (battery not included)

Supplied accessories

Headphones (1) Dedicated USB cable (1) Carrying pouch (1)* Neck strap (1)*

Extension headphone cord (1)* CD-ROM (1)

Operating Instructions (1) SonicStage operating instructions (1) * Only for non-Canadian model

Sampling frequency

ATRAC3, ATRAC3plus: 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)

Output

Headphone: Stereo mini-jack

Signal-to-noise ratio (S/N)

80 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

LR03 (size AAA) alkaline battery

Battery life (continuous playback)

ATRAC3 format: Approximately 70 hours

ATRAC3plus format: Approximately 60 hours

Design and specifications are subject to change without notice.

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