Specifications

Interface

USB Hi-Speed USB (USB 2.0 compliant)

Bluetooth

Bluetooth Specifications

Communication system Bluetooth Specification Version 4.0
Frequency band 2.4 GHz band (2.4000 GHz - 2.4835 GHz)
Modulation method FHSS, Other

Compatible Bluetooth profiles (*1)

A2DP (Advanced Audio Distribution Profile)

AVRCP (Audio Video Remote Control Profile)

HFP/HSP (Hands Free Profile/Headset Profile)

Supported Codec (*2) SBC (*3), AAC

*1 Bluetooth profiles are standardized according to the purpose of the Bluetooth device.

*2 Codec indicates the audio signal compression and conversion format.

*3 SBC stands for Subband Codec.

Microphone

Stereo

Output (headphones)

Frequency

Frequency response

20 Hz to 20,000 Hz

(when playing data file, single signal measurement)

Sound Settings

Dynamic Normalizer (On/Off)

General

Power Source

Built-in Rechargeable lithium-ion Battery

USB power (from a computer via a USB Cradle of the player)

Charging Time

USB-based charging

Approx. 1.5 hours

Quick charging

Approx. 3 minutes charge enables up to approx. 60 minutes playback.

Operating temperature –5 °C to +45 °C (23 ºF to 113 ºF)
Mass Approx. 32 g (1.2 oz)
Water resistance/Dust proofing IP65/IP68 (IEC 60529) or equivalent *

*with Swimming Earbuds attached

Capacity

NW-WS623 4 GB
NW-WS625 16 GB

Actual available memory for other contents (*1)

NW-WS623 Approx. 3.22 GB= 3,466,067,968 bytes
NW-WS625 Approx. 14.1 GB= 15,191,244,800 bytes

*1 Available capacity may vary. A portion of the memory is used for data management functions.

Remote Commander (supplied for only NW-WS625)

Bluetooth

Bluetooth Specifications

Communication system Bluetooth Specification Version 4.0
Frequency band 2.4 GHz band (2.4000 GHz - 2.4835 GHz)
Modulation method Other

General

Power Source

CR1620 Lithium Coin Cell Battery (*1)

Operating temperature

–5 °C to +45 °C (23 ºF to 113 ºF)

Mass Approx. 11 g (0.4 oz)
Water resistance/Dust proofing IP65 (IEC 60529) or equivalent

*1 The battery supplied at the time of purchase may have a shorter battery life as it is installed at the factory to check the performance.

The contents of the Help Guide may be subject to change without notice due to updates to the product's specifications.