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Home > Consumer Electronics > Portable Audio Appliance > MP3 Player > IHIFI 812 V2 8GB Built-in WM8740 24BIT/192K DAC, AD8397 AMP Portable Music Player

IHIFI 812 V2 8GB Built-in WM8740 24BIT/192K DAC, AD8397 AMP Portable Music Player

Name: IHIFI 812 V2 8GB Built-in WM8740 24BIT/192K DAC, AD8397 AMP Portable Music Player
Brand: IHIFI
SKU: 125747649

IHIFI 812 V2 8GB Built-in WM8740 24BIT/192K DAC, AD8397 AMP Portable Music Player thumbnail-1

IHIFI 812 V2 8GB Built-in WM8740 24BIT/192K DAC, AD8397 AMP Portable Music Player photo-1

Negotiable MOQ: 10 Pieces (Price negotiable depending on order volume and customization)

Key Specifications

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Brand Name:

IHIFI

Model Number:

812

Memory Size:

8GB

Contact Supplier Request Quote Chat Now

Shenzhen Longruixiang Trade Co., Ltd.

Payment & Shipping

Payment Methods:

Port of Shipment:

shenzhen

Delivery Detail:

Delivery time depends on order quantity.

Product Details
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Brand Name IHIFI

Model Number 812

Memory Size 8GB

Screen Yes

Style Card

Color Black

Specifications

Supported formats: WAV APE FLAC AAC WMA OGG MP3 while the perfect cue file support.

IHIFI 812 V2 8GB built-in WM8740 24BIT/192K DAC, AD8397 AMP portable music player

Product specifications:

IHIFI812V2 top portable music player (built-in WM8740 decoder, AD8397 amp)to create the mostserene
background, clear, sweet, wide sound field the sound!Portable audio player line system, while not
complex, but the difficulty is to do, such as the signal to noise ratio improved from 70db to 90db,
probably as long as one day, but from 90db to 95db upgrade may take 3 months. Each capacitor model,
each resistor, and even the direction of each signal line, we have done a lot of experiments, only
pcb design proofing has reached more than 10 versions. Even at the cost of raw material, widely used in
the industry's top components.

It has a built-in rechargeable Li-ion battery that can be charged only through 12V dedicated charger.
While connecting to the computer, the battery cannot be charged through USB line.

Amp: rail-to-top high-current op amp AD8397, the output current of up to 300MA, 69MHZ , bandwidth, 25 ohm load switching speed 53V/US.

WAV AUDIO [Codec]: MS-ADPCM,IMA-ADPCM,PCM [compressed]: 4bit MS-ADPCM,IMA-ADPCM [Sample]; 8-48KHz	APE AUDIO [Codec]: Ver. 3.95, 3.97, 3.98, 3.99, normal and fast [Sample]; 8-48KHz	FLAC AUDIO [Codec]: FLAC [Sample]; 8-48KHz	MP3 AUDIO [Codec]: MPEG1/2/2.5 Audio Layer 3 [Bitrate]: 8~320Kbps, CBR and VBR [Sample]; 8-48KHz
AAC AUDIO [Codec]: ADIF ,ATDS Header AAC-LC and AAC-HE Sample]; 8-48KHz	WMA AUDIO [Codec]: Version 7, 8, 9, [Bitrate]: 8Kbps~320kbps [Sample]; 8-48KHz	OGG AUDIO [Codec]: Q-1- Q10 [Sample]; 8-48KHz

Technical specifications:

External loop (Line Out - Line) Sampling mode	16-bit, 44 kHz
Frequency range	+0.07, -0.61
Noise level	dB (A): -99.4
Dynamic range	dB (A): 91.3
THD %	0.0018
IMD +%	0.0090
Stereo separation	dB :82.3
IMD (10 kHz)	%: 0.008
Earphone output power	450mW/16 Europe; 225mW/32 Europe; 99mW/150 Europe; 50mW/300 Europe.
Audio coupling	muse goddess art (two)
Filter	Sanyo Solid State (five)
Main filter	Philips Silver Blue Shell
lpf capacitor	Panasonic SMD film (5%, not an ordinary soldering iron)
Amp	ad8397ardz(High-current rail to rail op amp)
Decoding	WM8740(one)
lpf	ad8672
Src	ad1896(11.2896 local clock, shaping and frequency stabilization
Supported operating system	Windows98/SE/ME/2K/XP,Mac OS 10,Linux2.4.2
Operating environment	-5 to 40 °C