4-Channel DES Series Full Range Class D Amplifier - DES400.4D HEX Amplifiers4 Channel Full Range Class D Amplifier Elevate your system with the Diamond Audio DES Series 4 Channel Full Range Class D Amplifier, engineered for audiophiles who demand clean power, precision control, and dynamic performance. As part of the flagship Diamond Elite DES Series, this amplifier delivers premium sound quality, installation flexibility, and consistent power across all impedance levels. Built with advanced Class D digital amplifier
the MSPWHR is ideal for Harley Davidson® motorcycles
distortion-free sound that easily overcomes wind
and value in modern car audio installations
5” Flush Mount Speaker Grills (White) – Pair
and true musical accuracy in their car audio system
Designed with installation flexibility in mind
providing deep bass and rich
this versatile Class D amplifier allows precise tuning to optimize your sound system
or aftermarket sound system
• 6-channel full range Class D digital amplifier• 125W x 4 + 250W x 2 @ 2Ω / 80W x 4 + 125W x 2 @ 4Ω• Bridging capability up to 700W subwoofer output• 4-layer PCB with advanced SMD technology• Variable HPF/LPF crossover controls (50Hz–500Hz)• Balanced differential inputs for clean signal• Selectable 2CH / 6CH input modes• REM / VOX / DC auto turn-on options• Compact
full-range sound with exceptional clarity
• Waterproof inline fuse holder• 8 AWG input and 8 AWG output connections• Ideal for car audio
