JVC KD-R431 Features:

• MOS-FET 50W x 4
• 24-bit DA converter
• Ready for Bluetooth ® wireless technology (KS-BTA100 Adaptor Required)*
• Front USB Port (MP3/WMA)
• Two auxiliary inputs (front / rear)
• MP3/WMA Compatible with ID3/WMA tag (CD)
• Radio Data System
• HS-IVi tuner
• Radio Timer
• 3-Band Parametric iEQ
• Easy EQ (equalizer easily adjustable)
• Source Dependent EQ settings
• Loudness Control Highpass-Filter/Lowpass-Filter
• Line and subwoofer outputs (pre-out) with 2.5 V
• RCA preamp outputs (selectable System/Subwoofer)
• Subwoofer Control
• Brightness Control
• Automatic dimming function
• Beep Tone Suppor
• Detachable front panel

* Requires the KS-BTA100 adapter. Available functions depend on mobile phone.