Overall score is within types, in performance order. For music players, this score is based primarily on ease of use, headphone quality, audio playback time, and damage resistance. For media players, video and picture quality is also rated and included in the overall score. The displayed score is out of a total of 100 points. Tests were carried out by International Consumer Research and Testing, a worldwide group that includes Consumer Reports.
The Mach Speed CL4BK (Black) is an MP3 player available from
Mach Speed.
The CL4BK (Black) typically costs
between $14.94 - $29.99.
Consumer Reports recommends that you match the features on a model to the needs you have. Here's
our take on some of the specifications and features that are commonly available on MP3 player
models like the CL4BK (Black).
Audio playback formats:
The most common audio format(s) the player will recognize and be able to play.
These include: Apple Lossless: Apple (Mac) format for an uncompressed sound file AAC: Advanced Audio Coding FLAC: Free Lossless Audio Codec MPEG: Moving Picture Experts Group OGG: Short for Ogg Vorbis, a free, open source music format WAV: Uncompressed Windows standard for waveform audio files WMA: Windows Media Audio
Features & Specs - Mach Speed CL4BK (Black)
Audio playback formats
The most common audio format(s) the player will recognize and be able to play.
These include: Apple Lossless: Apple (Mac) format for an uncompressed sound file AAC: Advanced Audio Coding FLAC: Free Lossless Audio Codec MPEG: Moving Picture Experts Group OGG: Short for Ogg Vorbis, a free, open source music format WAV: Uncompressed Windows standard for waveform audio files WMA: Windows Media Audio
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Audio playback formats
