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From Cool-Idea

Cool-Karaoke

What is Cool-Karaoke

Cool-Karaoke is a portable multimedia player, that is unique in features and "freedom". It runs on top of Linux and integrates a lot of open source projects. Just as other 'free' (free as in freedom) software projects, you may customize the software components however you want. In this aspect, Cool-Idea Technology is crazily different from other companies. Developers are welcome! Now, let free your imagination.

Cool-Karaoke Hardware Features

• ARM920t CPU @ 400MHz
• Audio AD/DA: lots of hardware audio mixers
  • Mix your voice along with the background music (you can actually hear it via the earphone)
• Direction keys
• 240x320 TFT LCD
• Built-in microphone
• Standard USB 2.0 high-speed mass storage device
• Replaceable, rechargeable Li-ion battery + Charger
• Standard 3.5mm stereo audio input and output jacks
• Extension port for connecting USB devices (Built-in OHCI-compliant USB host)
• Built-in 4GB or up NAND flash

Cool-Karaoke Hardware Blocks

Cool-Karaoke JTAG connection
Pin 1 (Rightmost pin): VDD
Pin 2: nTRST
Pin 3: TDI
Pin 4: TMS
Pin 5: TCK
Pin 6: NC/Pulled low
Pin 7: TDO
Pin 8: nRESET
Pin 9: GND
Pin 10: GND

Cool-Karaoke Extension Port
A standard mini-USB 10P male connector can be used to interface to the extension port.
Pin 1: Audio out Left
Pin 2: Audio out Right
Pin 3: GND_A
Pin 4: GND
Pin 5: USB Host D-
Pin 6: USB Host D+
Pin 7: VDD5V
Pin 8: UART RXD
Pin 9: UART TXD
Pin 10: DC5V_in

Current Cool-Karaoke Features

• Runs Linux 2.6.x
• Fast boot: Boot in 5s from OFF state
• Source code and software development toolchain readily available for download
• Mix your voice along with the background music (you can actually hear it via the earphone) and record it in MP3 format in real time
• Pitch shifting: a must-have karaoke feature
• Playback speed change without distortion in the pitch (no chipmunk sound): make it a tool for improving your language listening skill
• Extensive support for Simple LRC and Enhanced LRC lyrics
  • built-in LRC editor to time-tag the plain lyrics file
  • Support for external LRC files or lyrics embedded within the audio files
• DRM-free
• Audio playback formats: OGG, MP3, FLAC, WAV, etc...
• Video playback formats: AVI, MPG, MP4, FLV (YouTube flash video)
• Image formats: JPG, PNG, BMP
• FM radio tuning
• Games: Sokoban, Jewels, Sudoku, Chopper, etc...
• Customizable schemes
• Support for external USB mass storage devices for file copying without a PC
• Upgradeable
• i18n-aware: Currently Traditional Chinese and English po files are translated and included
• Support for truetype and FNT fonts
• Record from:
  • Karaoke
  • Built-in MIC
  • External MIC
  • Line in
  • FM
• No media conversion tools required for PC
• More to come ... with your imagination