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Enjoy high-quality audio almost anywhere with the NW-A55 Walkman Digital Audio Player from Sony. When you're on the move, the A55 can stream High-Res Audio wirelessly via Bluetooth using the LDAC and aptX HD codecs. High-Res Audio is meant To offer greater fidelity, with bitrates that surpass that of CD audio. Your music can be played from the A55 built-in 16GB of storage, an (optional) microSD card, or from your smartphone.
When streaming music from your smartphone, the A55 Walkman acts as a DAC receiving, cleaning, and upscaling the music from your phone before sending it To your headphones. The A55 can also be used as a USB DAC with your desktop computer. Controlling your experience is meant To be intuitive and easy, thanks To the 3.1" touchscreen display and built-in buttons on the side of the player. with up To 45 hours of power on a full charge, you can listen all day, no matter where you go.
Audio
| Audio Resolution | PCM: 384 kHz / 32-Bit DSDNative: 11.2 MHz / 1-Bit |
| Frequency Response | 20 Hz To 40 kHz (Unbalanced Headphone Out) |
| Volume Control | Analog |
| Audio Power Output | 70 mW (Unbalanced Headphone Out) |
| Custom Equalizer | Yes |
Performance
| Operating System | Proprietary |
| Internal Storage | 16 GB |
| Flash Media Slot | 1 x microSDXC |
| Display | 3.1" LCD (800 x 480 Resolution) |
| Operation Method | Physical Buttons, Touchscreen |
Media Support
| FM Tuner | Yes |
| formats Supported | Audio: MP3, WMA, FLAC, WAV, AAC, HE-AAC, Apple Lossless, AIFF, DSD, APE, and MQA |
Connectivity
| Wireless | Bluetooth 4.2 |
| Bluetooth Codecs | AAC, aptX HD, LDAC |
| Connections | 1 x 1/8" / 3.5 mm Headphone Output 1 x WM-Port USB 2.0 Input |
Power
| Battery | 1 x Built-in Rechargeable Lithium-ion Battery Providing up To 45 Hours per Charge for Audio Playback |
| Charging Time | Full Charge: 4 Hours |
General
| Dimensions (W x H x D) | 2.2 x 3.8 x 0.4" / 55.7 x 97.3 x 10.8 mm |
| Weight | 3.49 oz / 99 g |
Packaging Info
| Package Weight | 0.46 lb |
| Box Dimensions (LxWxH) | 5.5 x 3.5 x 1.7" |
Sony NW-A55 Walkman Digital Audio Player (Gold)