Dimensions (W x H x D)
Approx. 55.7mm x 97.3mm x 10.8mm 2.20 inches x 3.84 inches x 0.43 inches
Weight
Approx. 99 g 3.50 Oz
Charging Time (Quick Charge)
-
Battery Life - Continuous Playback Music Notes
・The values shown in this topic are the approximate battery life when content is played continuously at the default settings. ,・Even if the player is turned off for an extended period, a small amount of battery power is still consumed.,・Battery life may vary depending on volume setting, conditions of use and ambient temperature. ,・The battery is consumed considerably when the screen is on.,・The battery life may become about 70% shorter when some of the sound quality settings are active.
Built-in battery
Built-in Rechargeable lithium-ion Battery
Charging Time (full charge)
Approx. 4 hrs
Charging and Power supply
USB power (from a computer via a USB)
Battery Life - Continuous Playback Music
MP3 (128kbps) / Ambient Sound Mode ON: Approx. 30 hrs, MP3 (128kbps) / Ambient Sound Mode OFF: Approx. 45 hrs, AAC (256kbps) / Ambient Sound Mode ON: Approx. 27 hrs, AAC (256kbps) / Ambient Sound Mode OFF: Approx. 39 hrs, FLAC (96kHz / 24bit) / Ambient Sound Mode ON: Approx. 27 hrs, FLAC (96kHz / 24bit) / Ambient Sound Mode OFF: Approx. 39 hrs, FLAC (192kHz / 24bit) / Ambient Sound Mode ON: Approx. 23 hrs, FLAC (192kHz / 24bit) / Ambient Sound Mode OFF: Approx. 30 hrs, DSD (2.8224MHz / 1bit) / Ambient Sound Mode ON: Approx. 20 hrs, DSD (2.8224MHz / 1bit) / Ambient Sound Mode OFF: Approx. 25 hrs, MP3 (128kbps) / Noise Cancel ON: Approx. 37 hrs, MP3 (128kbps) / Noise Cancel OFF: Approx. 45 hrs, AAC (256kbps) / Noise Cancel ON: Approx. 33 hrs, AAC (256kbps) / Noise Cancel OFF: Approx. 39 hrs, FLAC (96kHz / 24bit) / Noise Cancel ON: Approx. 32 hrs, FLAC (96kHz / 24bit) / Noise Cancel OFF: Approx. 39 hrs, FLAC (192kHz / 24bit) / Noise Cancel ON: Approx. 27 hrs, FLAC (192kHz / 24bit) / Noise Cancel OFF: Approx. 30 hrs, DSD (2.8224MHz / 1bit) / Noise Cancel ON: Approx. 22 hrs, DSD (2.8224MHz / 1bit) / Noise Cancel OFF: Approx. 25 hrs
Memory Size
16GB,Micro SD Micro SDHC Micro SDXC
Sound Effects
6 Band equalizer,DSEE HX,DC Phase Linearizer,Dynamic Normalizer,VPT,ClearAudio+,Clear Phase,Vinyl Processor
Audio Playback Notes
・Sampling frequency may not correspond to all encoders.,・Copyright protected files cannot be played back. ,・Non-standard bit rates or non-guaranteed bit rates are included depending on the Sampling frequency. ,・Files that are 4 GB (APE is 2GB) or larger cannot be played back.,・This product recognizes audio sources exceeding CD quality (44.1 kHz / 16 bit quantization) and DAT quality (48 kHz / 16 bit quantization) as High-resolution Audio.The "HR" symbol is displayed for high-resolution audio sources. ,・For sampling frequency over 352.8 kHz, it will be down convert playback.
Drag and Drop
Yes
FM Tuner
Yes
Music Play Mode
Shuffle Playback,Repeat Off,Repeat 1 Song,Repart All,All Range,Selected Range
Audio Playback
MP3 ( .MP3): 32 - 320kbps (Supports variable bitrate (VBR) ) / 32, 44.1, 48kHz, WMA ( .WMA): 32 - 192kbps (Supports variable bitrate (VBR) ) / 44.1kHz, FLAC ( .flac): 16, 24bit / 8-384kHz, WAV ( .WAV): 16, 24, 32bit (Float / Integer) / 8-384kHz, AAC ( .mp4, .m4a, .3gp): 16-320kbps / 8-48kHz, HE-AAC ( .mp4, .m4a, .3gp): 32-144kbps / 8-48kHz, Apple Lossless ( .mp4, .m4a): 16, 24bit / 8-384kHz, AIFF ( .aif, .aiff, .afc, .aifc): 16, 24, 32bit / 8-384kHz, DSD ( .dsf, .dff): 1bit / 2.8224, 5.6448, 11.2896 MHz *Audio that is converted to Linear PCM is output., APE ( .ape): 8, 16, 24bit / 8-192kHz (Fast, Normal, High), MQA ( .mqa.flac): Supported
Photo Playback Notes
-
Display Type
TFT colour display with white LED-backlight
Display Resolution
3.1-inch (7.8 cm),WVGA(800 x 480 Pixels)
Music Searching Methods
All Songs Artist Release Year Playlists Album Genre Composer Hi-Res Recent Transfers SensMe Channels Folder
Waterproof
-
Frequency
20-40,000 Hz
Maximum Power Output (JEITA 16Ω/mW)
35mW+35mW
Maximum Power Output (JEITA 16Ω/mW)
-
Frequency
-
Operating System
Sony original OS
USB DAC Mode
Supported
Digital Noise Cancelling
Digital Noise Canceling Select NC Environment: Full-auto AINC, Bus / Train, Airplane, Office
Terminals
Headphone: Stereo mini-jack, WM-PORT (multiple connecting terminal): 22 pins,Hi-Speed USB (USB 2.0 compliant)
Wireless Capabilities
Communication system: Bluetooth Specification Version 4.2, NFC: Yes, Supported Bluetooth profiles:A2DP, AVRCP, Supported Codecs (Transmission): SBC, LDAC, aptX, aptX HD, Supported Codecs (Reception): SBC, LDAC, AAC
  • Walkman (1) USB cable (1)
  • Startup Guide
  • Instruction Manual
  • NW-A55HN / A56HN
  • Headphones (1) IER-NW500N or IER-NW500NE (only for Europe and Korea)
  • Earbuds (1 set)
  • Clip (for Headphones) (1)