Boss 642CA/RDS642CA

$59.99 Released April, 2010

Product Shot 1The Boss 642CA/RDS642CA is a basic single-DIN head unit for a car audio system. This is similar to the Boss 638UA/RDS638UA in functionality, but has a design that uses an oversized active black mask display and a lower power output of 50 watts per channel.

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The following model, the Boss 644UA/RDS644UA, uses the same design and also includes USB and memory card ports. An AUX input is present on all models that accepts input from an iPod or other mobile audio device, and the ratio tuner can save up to 24 station presets. The CD player has a number of technologies implemented to avoid skipping, and can play burned discs as well as data discs of MP3s. Tone control is available through EQ presets and bass and treble adjustments.


  • Single-DIN mounting
  • Full detachable front panel
  • 5 Volt preAmp output
  • Oversized, active black mask display
  • Illuminated control buttons
  • PLL synthesized tuner with 24 Station presets
  • Switchable USA/Europe radio frequencies
  • Front panel auxiliary input
  • Compatible with audio output of iPod® and other MP3 players
  • Quartz digital clock
  • CD mute function
  • Track repeat
  • Intro scan
  • 1 Bit D/A converter
  • 8X oversAmpling
  • ESP (anti-skip mechanism)
  • MP3/CD-R/CD-RW compatible
  • ID3-Tag display
  • Preset EQ response curves
  • Separate bass and treble
  • Loudness/Balance and fader controls
  • Local/distance switches
  • Wireless remote control
  • Output power: 50W x 4 channels

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