Playtime Engineering Blipblox After Dark, Synthesizer, For children and adults for ages 3 and up, Simple operation for learning to play sound synthesis, Revised electronics and sound synthesis, 16 Oscillator models each with two selectable modulation inputs for pulse width modulation, detune, FM, oscillator synchronisation, wavetable scanning and more, 256 Wavetables, Multimode resonance filter with low-pass, band-pass or high-pass characteristics, 2 LFOs and 2 modulation envelopes, 3 x 3 Modulation matrix, Stereo multitap delay, 100 Kick and snare samples with editable pitch, Integrated sequencer with 300 melodies and beats, Integrated loudspeaker (4 watts), MIDI input, Power supply via batteries (3x AA) or USB power pack (5V DC), Stereo audio output: 6.3 mm jack, Dimensions: 335 x 190 x 35 mm, Weight: 678 g, Includes 3x AA batteries and power supply unit (5V DC)