Here’s what Yamaha say
APXT2 is a 3/4 size of the world best-selling acoustic-electric guitar, APX500III. This fun, yet well-constructed compact guitar makes a great company when you are on a road. APXT2 features ART-based pickup system and a Yamaha’s proprietary tuner with great sensitivity and accuracy for quick tuning. Accessory includes a gigbag.
This one-way active preamp and ART based contact pickup system is compact, yet delivers very natural acoustic tone. it also features mid-boost EQ and the precision chromatic tuner for optimum sound shaping and tailoring.