GL-E04
7 band graphic equalizer / Subwoofer crossover control / Slim size (1/2 DIN) / Fader control / LED output level indicator / Full night illuminated / High/low level input / Soft start and muting / Automatic power switch

GL-E14
7 band graphic equalizer / Hi-power 25WX4 output / Subwoofer crossover control / Slim size (1/2 DIN) / Fader control / LED output level indicator / Full night illuminated / High/low level input / Soft start and muting / Automatic power switch

GL-E14B
7 band graphic equalizer / Hi-power 25WX2 output / Subwoofer crossover control / Slim size (1/2 DIN) / Balance control / LED output level indicator / Full night illuminated / High/low level input / Soft start and muting / Automatic power switch