https://www.indianaline.com/product/indiana-line-dj-310/ The most important features of the DJ 310 model:
3-way acoustical design
Crossover frequencies: 500 Hz and 4 kHz
275 mm woofer
135 mm midrange driver
26 mm textile dome tweeter
Bass reflex cabinet with two ports at the front
Frequency response: 38 Hz to 22 kHz
Finish: black ash
Suggested amplifier power: 30 – 160 W
Sensitivity: 94 dB (2,8 V / 1 m)
Dimensions (H x W x D): 620 x 295 x 320 mm
Weight: 14,1 kg