Audio Sound Recorder


High Qualtiy 2 channels Audio Recorder with Encryption sound fonction Firmware and software is needed. (see picture for size and idea of hardware)

- High-quality audio recording on a Flash memory 1MB-2MB

Encrypted Sound File output (will need download and decoding software as well)

- Use different power supplies sources between [url removed, login to view]

- Size - 7mm * 20 * [url removed, login to view]

- Adjustable Sampling - from 5 to 24 kHz,

- Bit analog-to-digital conversion - 16-bit recording saved in WAV-file with compression..

Voice activation selection (VOX)

- Low Power Current consumption

-The average current consumption in the recording mode - 18-26 mA,

- Current consumption in standby mode, start recording IMMEDIATELY when sound is heard. -

- Current consumption in standby mode, recording pauses VOX - 2-2,5 mA.

- Current consumption LED display error and exception handling (wrong format or card failure, voltage drop, overflow card)

Will need PCB laytout, Firmware for encryption as well as audio file compression, high quality sound Chip

VERY important if possible 2 CHANNELS recording into 2 SEPARATES FILES

Skills: C Programming, Data Processing, Leads, Web Scraping, Web Search

See more: mode chip, picture audio sound, LED display, digital audio, current voltage, audio recording, audio decoding, audio card, download size error, flash wav, vox wav, audio compression, recorder audio, need standby, led power pcb, pcb hardware, pcb file conversion, wav decoding, picture sound, digital pcb, pcb firmware, audio chip, voice output, encrypted audio file, recorder file

About the Employer:
( 0 reviews ) Hong Kong, China

Project ID: #4900166

1 freelancer is bidding on average $1000 for this job


Hired by the Employer

$1000 USD in 30 days
(13 Reviews)