Tessen Stage Monitors - TSM-12A

HH TSM are a new series of compact powered stage monitors designed to give you ample sound distribution on stage – however big the stage is.

The TSM-12A is equipped with 400 WATT super cool running ICE POWER Class D output sections designed to give you smooth power delivery across the frequency range and top mounted control surfaces for easy access, allowing you to quickly set the onstage monitor level and EQ the signal easily.

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These monitors deliver a very big performance from an incredibly compact foot print and are loaded with 12” HH woofers and Italian designed LaVoce 1” compression drivers.

They are designed as always with the underlying principles behind all HH products offering unparalleled performance and value for money.

Designed with Head & Heart.


· 400 WATTS output
· Super cool running ICE POWER output section
· New Spatter paint finish
· Compact footprint
· Top mounted easy access control features
· Italian Designed LaVoce Compression Drivers

Video Demo


System TypeActive 2 way Stage Monitor system
Power amplifierIcepower Class D, convection cooled
Frequency Response60Hz - 18kHz
Max SPL (calc)119 / 122 dB
ControlsBalanced XLR/jack combi input, XLR link out
Woofer12" HH HP-1250 driver
HF Driver1" Exit Italian designed LaVoce Compression Driver
Cabinet35° (wedge angle)
GrilleHeavy gauge steel custom punched wrap around grille
Handles1 x custom HH bar handle
Dimensions (HxWxD) (mm)345 x 432 x 500
Packed Volume0.087
Coverage80° x 80° spherical wavefront horn
FinishBlack spatter paint
Power SupplySwitch mode
Power Rating400W