RadioShack 4-Channel Stereo Microphone MixerMixer
Mix sound from different audio sources like a pro with the RadioShack 4-Channel Stereo Microphone Mixer. It features four monaural microphone inputs, two sets of stereo audio inputs and four slide-action channel faders for maximum control. Mix up to 2 separate stereo or 4 separate mono sources 4 slide-action channel faders allow maximum control over sound mixing Requires one "9V" battery or AC adapter (sold separately)