Phil Jones Bass X4C Nanobass Bass Combo 35 Watt Black, mini multi instrument combo amplifier for bass, guitar, ukulele, violin and electronic drums, digital amplifier, 35 Watts (RMS), DSP-based active crossover and dynamic range control, 3-band EQ 3 Band EQ, Bass shelf 100Hz, Mid 1KHz Bandwidth 120Hz-10Kz, Treble shelf 10KHz, with +/- 15 dB boost/cut per band, lightweight construction, USB Type-C port for Power Delivery from a 20-Volt power bank. (power bank not included and must comply with the specifications provided), Aux input (3.5 mm stereo jack) or Bluetooth with adjustable level, easy connection and playback from external devices via Bluetooth, headphone output, 1x 4" PJB N52 Neo-Power speaker, speaker frequency response from 72 Hz to 15 kHz, controls for Input Level, Aux / Bluetooth Level, Bass, Mid, Treble and Master Volume, power toggle switch on the control panel, input voltage 100 - 240V AC, Bluetooth 5.0, dimensions (W x D x H) 160 x 200 x 198 mm / 6.3" x 7.9" x 7.8", weight 2.4 kg / 5.3 lbs, black tolex cover