MX400 Ultra Low-Noise 4-Channel line mixer Audio Micro Mixer for Sub-Mixing, with AC adapter. Ideal for Small Club, Bar, Jamming. As Microphones, Guitars, Bass, Keyboards or Stage Sub Mixer. Specifications: Model: Hayden MX400 Type: Analog Channels: 4-channel Inputs – Line: 4 x 1/4inch TRS Outputs – Main: 4 x 1/4inch TRS Plug Type: INDIAN Plug Color: Black Material: Metal Body Size: 104 x 56 x 50mm About this item Cannot support Stereo Audio Input and Output Compact 4-channel mixer for mixing 4 line (MONO) signal quickly and easily. Features 4 channels input and 1 channel output line. Independent volume control for each input channel. Highest sonic quality even at maximum output level. Power adapter included. hayden mixer hayden hy-402i 4-channel professional audio mixer hayden 4 channel audio mixer hayden hy a4 hayden hy402i hayden hy-402i kh hayden professional audio mixer hayden headphone amplifier hayden 375