The YAMAHA MG24/14FX 24-INPUT 14 BUS MIXER WITH DSP EFFECTS is a professional sound mixer with 4 Aux and group sends. Versatile and capable for demanding live applications. Stellar on-board effects enhance the high-performance Yamaha MG24/14FX 24-input 14 Bus mixer with DSP effects. The 16 mic/line channels and four stereo line channels give you plenty of inputs. With 16 first quality Mic preamps for low-noise, transparent amplification. Switchable either singly or in groups of eight. All channels have 3-band EQ with sweepable midband for precision mixing. All mono channels have insert I/O for outboard signal processing and switchable high-pass filter for cutting out unwanted low frequencies. Talkback capability is provided for communication with stage. XLR balanced stereo and mono outputs. Mono outputs can be used for driving subwoofers and include a sweepable low-pass filter. 14 buses offer convenient routing options. These include the main program bus; four stereo channel bus pairs for grouping channels, six aux buses (four pre or post, two effects sends ), and two internal effect buses for the dual effects processors. Dual SPX digital effect processors are on separate buses m so 2 separate effects can be engaged at the same time. The 16 pro-quality SPX digital effects include reverb, delay,pitch change, chorus, phasing, vocal doubling, tap delay, and more. Parameters can be adjusted to customize effects.