M7

 189.99

  • BGN: 371.58лв.

SKU: m7 Category:

Description

Specifications

Main Unit
Name / Model No. M7 Operating System Deeply customized Android
CPU model Exynos 7270 14nm No. of cores 4
CPU operating frequency 1.4GHz DAC ES9018Q2C
Keyboard Virtual QWERTY keyboard Input method Touchscreen
Special features LDAC,FM radio,clock,gestures operation User interface Deeply customized /FiiO Music
Chips used SoC: Samsung Exynos 7270 , DAC:ES9018Q2C,  FM chip:Si4705,Bluetooth chip:SAMSUNG  S5N5C10B01-6330
Connectivity
WiFi N/A Bluetooth Bluetooth V4.2,aptX/aptX-HD supported
USB TYPE C USB2.0 LDAC Supported
Display screen
Display size 3.2 inches Number of colours 0.26 million colors
Display type TFT Viewable angle Full-view
Resolution 480×800 Pixel density 292 ppi
Touchscreen Yes
Storage
RAM 768MB Total ROM 4GB
Storage expansion type Micro SD card ROM available to user 2GB
Maximum storage expansion 512GB (only one micro SD card slot)
Buttons and ports
Buttons Side buttons + side volume wheel+ touchscreen Custom key mapping N/A
Headphone out 3.5mm standard headphone output jack (shared PO/LO) Balanced output N/A
Line out 3.5mm standard headphone output jack (shared PO/LO) USB connection TYPE C  USB2.0(charging / data transfer
Digital Coaxial/Optical out N/A
General
Color Black/Silver (with more colors available in the future) Dimensions 52mm×109mm×13mm
Weight About 116 g Volume control 60 steps digital potentiometer
Recommended headphone impedance 16~100 Ω Equalizer 10-band EQ (±6dB), 9 presets+custom preset
Treble boost N/A Bass boost N/A
Balance control ±5 dB Gain control N/A
USB DAC N/A
Power specifications
USB power adapter DC 5V/2A recommended Battery  Internal 1880mAh Li-polymer battery
Charging indication Red light indicates,blue light turns on after fully charged Charging time <2.5 h(DC5V/2A)
Battery indication Yes (accurate battery % readings)
Battery Life & Test Conditions
3.5mm headphone output:≥20 h
Volume 15 Load M3 open earbuds (27 Ω)
EQ OFF Screen OFF
Test File MP3 44.1kHz/16bit
Bluetooth output:>26 h
Volume 60 Load 32Ω
Test File MP3 44.1kHz/16bit Screen OFF
Battery life test file download link click here to download
Others
Firmware Upgrade Supported via zip file placed in internal storage or micro SD card

(*The product uses GPLv2 compliant firmware.)

Font size N/A
Clock Supported Third-party apps support N/A
FM Index
Output power >20mW(76MHz)

>30mW(108MHz)

SNR >50dBA(76MHz)

>70dBA(108MHz)

THD+N <0.3%(76MHz)

<0.1%(108MHz)

Frequency response 20Hz~4KHz(-3dB)
Covered region 76-108MHz
Line output specifications
THD+N <0.004% (1 kHz/10kΩ) SNR ≥117dB (A-weighted)
Frequency response 20Hz~90 kHz(-3dB) Noise floor <3 uV
Channel separation ≥100dB (1 kHz) Line level >1.2Vrms (10 kΩ/1 kHz)
Headphone out specifications (3.5mm headphone out jack)
Output power 1 ≥70mW(16Ω / THD+N<1%) Output impedance <2 Ω(32Ω loaded)
Output power 2 ≥40mW(32Ω /THD+N<1%) THD+N <0.004%
Frequency response 10Hz~90 kHz(-3dB) Peak output voltage 3.35 Vp-p
SNR ≥117dB (A-weighted) Noise floor <3 uV
File format support
Lossless: DSD:DSD64(“.dsf”,“.dff”)
APE – FAST:192kHz/24bit(MAX.)
Apple Lossless:192kHz/24bit(MAX.)
AIFF:192kHz/24bit(MAX.)
FLAC:192kHz/24bit(MAX.)
WAV:192kHz/24bit(MAX.)
WMA LOSSLESS:96kHz/24bit(MAX.)
Lossy compression: AAC、MP3、WMA、OGG…
Frequency Response diagram of curves  1.
Line out – Test condition: 10K ohms loaded, play -5 dB sinusoidal signal, Full volume
Red curve: Left channel , Blue curve: Right channel.

Frequency Response diagram of curves  2.

3.5mm headphone output – Test condition:  32 ohms loaded, play -5 dB sinusoidal signal, Full volume

Red curve: Left channel , Blue curve: Right channel.

Distortion diagram of curves 1.

Line out – Test condition: play -5 dB sinusoidal signal


Distortion diagram of curves 2.

Test condition:play -5 dB sinusoidal signal,headphone output

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