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Quick Start Guide

Specification

General Specification

Material

Aircraft-use aluminum alloy

Display

1.8-inch color OLED 160 * 128

Communication Interface

USB 3.0

Output Interface

Headphone jack (3.5mm)

Line output (3.5mm)

Size

60 x 104 x 25.4 mm (W x H x D)

Weight

280g

Battery

22Wh lithium-polymer battery

Memory Card

SDHC/SDXC (Max. 2TB)

Clock Jitter

5ps (Typ) 

Firmware Upgrade

Support

Play

Play Format

DSD64(2.8M,1BIT) / DSD128(5.6M,1BIT)

File Format: DFF / DSF / ISO 

FLAC / APE / WAV / AAC / ALAC / MP3 / WMA / M4A / WavePack

Play Duration

About 12 hours

Sampling Rate

PCM 8kHz-192kHz / DSD 2.8MHz

Output Level

+15 dBu (headphone output, no load, high gain)  

0 dBu (headphone output, no load, low gain)

+ 9 dBu (line output, no load)

DAC Chip

TI PCM1792

Amp Chip

TI LME49600 

Processor

ADI Blackfin 514 DSP 

Headphone Output

Frequency Response

±0.06dB (20~20kHz) 

±1dB      (5~50kHz)

Total Harmonic Distortion 

+ Noise(THD+N)

0.00058%@1kHz (20-20kHz, A-weighted, no load)

Dynamic Range

121dB@1kHz (20~20kHz, A-weighted) 

Signal to Noise Ratio (SRN)

120dB (20 ~ 20kHz, A-weighted)

Channel Isolation

-119dB

Line Output

Frequency Response

±0.06dB (20~20kHz) 

±1dB      (5~50kHz)

Total Harmonic Distortion 

+ Noise(THD+N)

0.00036%@1kHz (20-20kHz, A-weighted, no load)

Dynamic Range

121dB @ 1kHz (20-20kHz, A-weighted)

Signal to Noise Ratio (SRN) 120dB (20~20kHz, A-weighted) 
Channel Isolation

-119dB

Beijing Infomedia Electronic Technology Co., Ltd.

Tel: 400-653-8168    86-10-68275916        

Fax: 86-10-68270176

http://www.lotoo.cn

Learn about this Device

Introduction to Each Part

1.

 

Volume knob: turn the knob to adjust the volume (directions user-

definable)
2.

 

<FILE> Click to enter File Management function

3.

 

<LIST> Click to enter Playlist function

4.

 

<SETUP> Click to enter Settings function

5.

 

<ATE/PMEQ> Click to enter ATE and PMEQ Settings functions

6.

 

<Fn> User-defined function: functions may be user-defined in the 

menu
7.

 

<POWER> Turn on or off

8.

 

Liquid Crystal Display (LCD)

9.

 

<   >  Play/Pause/Up

10.

 

<   >  Next/Fast Forward/Right

11.

 

<   >  Previous/Fast Reverse/Left

12.

 

<OK> button  OK/(Switch screen information or Play/Pause, to 

be user-defined)
13.

<■>

  Stop/Down

14.

 

<HOLD> Lock keyboard

15.

 

<GAIN> Headphone output gain

16.

 

3.5mm plug-headphone interface

17.

 

LINE OUT port

18.

 

SD card slot: support SD/SDHC/SDXC

19.

 

USB 3.0 port

20.

 

Power port: to charge lithium battery or energize this device via 

power adapter

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