Schertler David Classic, acoustic combo, power: 100 watts RMS, 1x 6 "speaker, 1x 1" tweeter, 2 channels (guitar and microphone), each with 3-band EQ, spring reverb selectable with individual level controls for each channel, MIC and DYN MIC for (microphones and for all electrodynamic transducer) XLR/48V -35 dBm for DYN (all electrostatic transducer and line signals) 1/4 "-28 dBm, insert for master, master aux, line out, resonant filter reduces low-frequency feedback, frequency response 40Hz to 22kHz, 48V phantom power, weight: 10,3 kg, dimensions: 26 x 30 x 36 cm.