Stay Safe and Heard Every Ride
Feel confident cycling anywhere using Threo Horn. Motorists and walkers always notice you first, keeping everyone out of danger. Quick USB charging means it is ready when you need it most. Rain or shine, the sturdy build keeps working without fail.
Powerful Alert
A single press reaches 120 decibels, making your signal clear. Everyone around hears instantly, so accidents are easily prevented.
Anti-Theft Security
Activate alarm mode in seconds to guard your cycle. Any attempt to move it triggers a loud warning, stopping thieves fast.
Weatherproof Durability
Rain will not affect performance, thanks to a solid build. The Threo Horn lasts years, saving you hassle and replacement costs.
Victor P.
The USB charging is super handy. I plug it in with my phone at work and it’s ready for the ride home, no hunting for batteries.
Marcus D.
Bought the bell for my teenage son’s bike. He rides to school and says drivers move over right away when he taps it once.
Grace J.
I was surprised how small yet strong this horn is. Even with headphones on, my friends ahead hear me and move aside on shared paths.
Hannah B.
I live on a rainy coast and this horn has handled many wet rides. Still blasts just as strong, buttons work fine in the cold.
Chloe G.
We ride as a family on narrow lanes. This horn lets us alert drivers from far away, so they slow down before coming around corners.
Aaron F.
I keep my bike in a shared basement. Turning on alarm mode at night makes me relax, because any bump sets off a serious warning blast.
Patrick O.
Had it for months now, still solid and reliable. Ridden through heavy rain and potholes, the mount holds tight and the sound stays sharp.
George E.
Bought one for my dad’s e-bike. His hearing isn’t great, but he loves how easily people notice him, especially on those quiet country roads.
Sophie N.
The alarm setting saved my bike outside the supermarket. Someone jiggled it and the siren scared them off instantly, everyone turned to look.
Sam C.
Good horn volume, alarm brings real peace of mind.