X1 Portable High Resolution Lossless Music Player

Master studio-grade sound in your small pocket
APE/FLAC/ALAC/WMA/WAV
192KHz/24Bit

Dedicated professional high-quality DAC chip

Utilizes Texas Instrument's Newest PCM5142, greatly surpassingthe integrated DAC chips on smartphones.

Dedicated professional high-quality amplifier

The X1 also emplys Intersil's newest ISL28291 amplifier buffer.

Line output available

X1 supports both driving headphones directly and Line output as well, switching between the two easily via a menu selection. Using line output, you may expand the X1 by bundling it with dedicated headphone amplifiers, e.g. X1+E11K, X1+E12A.

Complete music format support

The X1 supports the five major lossless music formats, APE, FLAC, WAV, WMA, ALAC, at up to 192kHz / 24bits of mater tape quality resolution. Plus mp3, aac, ogg vorbis..

Lighter, smaller more portable

Made of light durable aluminium alloys, The X1 is smaller than a pack of cigarettes and weighs a modest 106g--perfect for portable use.

All new UI theme

Intuitive user-interface custom-designed for high-res DAPs. Beautifully rendered on a full-colour display and available in gold, slilve, pink, orange, blue and green themes.

Classic design

Continuing the X5's classic scrool wheel+X keygroup layout, with operating system customized around the scroll wheel. Users can quickly browse and play songs and add them by batch to their favorites list. With further UI customization accommodating unsighted operation. Convenient Shortcuts button brings Instant control of your music library under your fingertips.

Supporting CTIA standard inline remotes on earphones (Apple, Samsung etc.)

7-band EQ, and user-defined playlists (.m3u/m3u8)

Micro SD card slot

Supporting the largest card sizes (currently 128GB).

Features

• Firmware upgrade: Supported via micro sd card tf card
• Expandable storage:128 GB
• Data transfer: High speed USB 2.0
• Music ordering: Supports playing through all music stored, playing by folders, albums, artists, genres and playing thorough user's selected favorites
• Play modes: Shuffle, in order, loop single song, loop all
• Resume modes: Supports resuming playback after power off from last played song or last position on last played song
• Library management: Supports deleting songs from the player, defining user's favorites playlist, batch deletions
• Sleep timer: Supports shutting down after user-defined sleep timer runs down
• Screen timeout: Supports user-defined screen timeout intervals
• Screen brightness: Adjustable screen brightness
• CUE sheets support: Automatically splits audio file into multiple tracks defined by attached CUE sheet, and supports selecting songs within CUE sheets and fast forwarding, rewinding and skipping tracks within CUE sheets
• Album art display: Supported
• Playback display: Supports display of lyrics and id3 metadata
• Gapless Playback: Supported
• Volume Control: Digital volume control with 100 steps of volume
• Delete current track: Supported
• Output current limiter: Automatic power cutoff to protect from DC output anomalies at the headphone / line out port
• Output selection: Headphone / line out port
• Volume preset: May define preset power on volume, or memorize volume from before power-off
• Hearing protection: May define maximum volume limit to protect against hearing damage from excessive volume
• Channel balance setting: Adjustable in ten steps from center to left-biased (or right-biased)
• Power on / off transients: MOS switch in conjuction with ultra-high-fidelity ISL54405 switch eliminates on / off pop noises
• Port detection: Automatically pauses music playback on headset disconnect
• Battery: 1700 mAh 3.7V Li-polymer battery
• Charging current: Limited to under 500mA when charging from computer USB port ~850mA when charging from 2A USB charger, charging completes in under 3 hours
• Playback time: About 11 hours on a single charge under versions 1.0 firmware, expected to go up to 12-15 hours with future optimized firmware
• Under the hood: Ingenics 4760BS SoC, TI PCM5142 DAC, TI OPA2322 OP, Intersil ISL28291 buffer

Specifications

Test condition: play -5 db sinusoidal signal, Line output (General Specifications)

• Model/Number: X1
• Phone out (PO): 3.5mm headphone output jack
• Color Available: Silver and Gold
• Headphone Impedance Range: 16~100 Ω
• Volume control type: 100 levels digital volume control mode
• Bass Boost: N/A
• Display Screen: TFT 320x240
• Treble: N/A
• Analog Audio Output Jack: 3.5 mm headphone output jack
• Balance: 5 dB
• Digital Audio Output Jack: N/A
• Gain Selection: N/A
• USB DAC: N/A
• Equalizer: 7-band equalizer (±6dB)
• Dimensions: 96.7 mm x 57.7 mm x 14.1 mm
• Weight: 106 g

Partial Performance Parameters for Line Output

• THD+N: <0.003% (1 kHz)
• SNR: >110 dB (A-Weight)
• Frequency Response: 20 Hz~20 kHz
• Dynamic range: >104dB
• Crosstalk: >100 dB (10 KΩ/1 kHz)
• Line output Level: >1.46 Vrms

Partial Performance Parameters for Headphone Output

• Output Power 1: >100 mW (16 Ω/THD>1%)
• Output Power 2: >65 mW (32 Ω/THD>1%)
• Output Power 3: >8 mW (300 Ω/THD>1%)
• Output Impedance: <2 Ω
• Crosstalk: >70 dB (1 KHz)
• THD+N: <0.004% (1 KHz)
• Frequency Response: 20 Hz~20 kHz
• MAX output voltage: >4.2 Vp-p
• SNR: >110 dB (A-Weight)
• MAX output current: >130 mA(For reference)

Power and Battery

• Power: recommend DC5V 1A
• Battery Capacity: 1700 mAh
• Charge Display: red light indicates, green light turns on after fully charged
• Battery Life: >12 h
• Battery Display: Yes
• Charging Time: <4 h

Audio Format Supported

Lossless:

• APE (Fast): 192 kHz/24 bit;
• APE (Normal): 96 kHz/24 bit;
• APE (High): 96 kHz/24 bit;
• FLAC: 192 kHz/24 bit;
• AIFF: 192 kHz/24 bit;
• WAV: 192 kHz/64 bit;
• WMA 9.1 LOSSLESS: 48 kHz/24 bit;
• Apple Lossless: 192 kHz/24 bit;

Lossy compression:

• MP2, MP3, AAC, ALAC, WMA, OGG....