Engineered for the best audio quality, with complete flexibility and class-leading features, the TESSEN-X series sets the standard for high power, compact, professional systems. Equally at home on the road or installed in a venue, the TESSEN-X series is a sound investment.

Capable of being a full, stand alone system for Front of House and Side-fill applications, or combined with the TNS-1800 Active subwoofer, the TESSEN-X 1581 delivers room-filling sound with amazing clarity and detail. 2600W asymmetric Class D Bi-amp power stage with digital signal processing and an extensive feature set create an unbeatable pro audio product.

  • High efficiency, low distortion CELESTION 15” woofer
  • High linearity extended response HH 8” mid range driver for enhanced vocal clarity
  • CELESTION 1.4” premium compression driver
  • 2600W asymmetric Class D bi-amp with convection cooling for silent operation
  • 7 x M10 fly points for horizontal or vertical suspension
  • 35° monitor angle for side and drum fill applications, and allows more flexibility in flown applications
  • ErP & Energy Star compliant standby with ‘wake on music’
  • Inbuilt 2 channel mixer
  • Custom designed DSP engine optimises the interaction of cabinet, amplifiers and drivers to ensure transparent, dynamic sound even at extreme levels
  • EQ pre-sets for room/application optimisation Variable EQ for instant fine tuning for venue / audience size
  • Auto-ranging feedback suppression: identifies and removes up to 12 different feedback frequencies simultaneously
  • Extensive protection
  • Multilayer plywood construction with hardwearing black finish
  • 1.5mm steel grille with acoustic foam backing for maximum driver protection


  • 3 way active speaker
  • 2600w
  • Class D
  • Class D
  • Switch mode
  • Crossover, EQ, phase and time optimisation
  • 1.4” Celestion CDX1 compression driver
  • Celestion TF1525e + HH MD- 428DN Mid range driver
  • 39Hz - 20kHz
  • 134dB
  • 90H x 60V
  • 2 x Balanced Jack/XLR combi inputs
  • Balanced XLR
  • 2 x channel gain, EQ preset, EQ frequency and boost , Anti feedback switch, logo on/off, ch1/mix switch for line out
  • 12 frequency automatic feedback reduction, dual input channels, preset and variable EQ. Comprehensive protection and clip free limiting
  • 7 x M10 Penn-Elcom fly points
  • 35mm
  • Lightweight multilayer plywood
  • Heavy gauge steel with acoustic foam backing and illuminating logo
  • 885mm(h) x 450mm(w) x 390mm(d)
  • 31.1kg