Full-blown audio/DJ-mixer in the palm of your hands No additional hardware required. Tremor is a multi-input turntable-based audio mixing system. To reset to the original effects, enable the reset setting via the Tremor settings menu (via the iOS device settings).Specifications (iPad): 2 Turntables for audio playback, mixing and recording (iPad supports either 2, or 4 decks) 2 scratch modes available [SeeknScratch | StopnScratch] Ability to seek back/fwd based on turntable rotation direction Dynamically change between scratch modes during use CD/High-quality, low-latency audio playback and recording (44.1Khz) Track preview using headphones (Must be enabled via Settings, requires 1/8 Stereo to Dual Phono Y-cable to split output) Touch and seek track positioning Sound Effect Pad (with option to load your own custom songs or sound effects for a maximum of 16 effects) DSP FX Panel / Audio Analysis (Per-Turntable Deck) Phaser Effect Tremolo Effect Pan Delay/Echo 3-Band Equalizer Real-time Oscilloscope / Waveform Displays Microphone recording support Copy out recordings using iTunes file copy 16 preset (recordable) sound effects (with option to load your own custom songs or sound effects) Bluetooth playback is supportedSupported Audio Formats:AAC/ALAC/AMR/HE-AAC/iLBC/IMA4/Linear PCM/MP3/-law and a-law