The NUX AC-25 is a compact 'acoustic' amplifier with a built-in rechargeable battery that can run for 4 hrs. It equips a 6.5" speaker, Modelling Preamps, Reverb, Bluetooth Audio Stream, and a Drum Machine! You can tweak it through the Stageman APP on your mobile phone.

The dual channel configuration means you can plug a dynamic mic and your violin or cello. You can also play playbacks via Bluetooth Audio Stream, or auxiliary input.

AC-25 offers you Stageman and LBox amp models, the Stageman is based on NUX's iconic acoustic amp which has rich bass response and warm sound, and the LBox is based on the famous US acoustic amp brand which offers transparent acoustic tone.
 

Specifications:

25W warm sound with Amp Modeling technology.(Stageman / LBox)
Plate & Hall reverb
Dual channel for instrument and mic
Battery power for 4 hrs performing
Bluetooth for APP & Audio Stream
AUX IN, PHONE OUT, LINE OUT
Input impedance: CH1= 1M ohm, CH2= 2K ohm
Dimension: 280(L) x 218(D) x 220(H) mm
Weight: 5 kg
What's in the Box: Power Adaptor, User Manual