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- Für Musik, Videos und Telefonie
- Ohne jeglichen Energiebedarf
- Passt mit jedem Smartphone Modell


Sound amplifier and smartphone stand
Whether at home or on the go, you set the tone with the CESAtube smartphone speaker. Amplify the sound of your smartphone completely analogue and without electronics. You can easily convert it into a smartphone stand. This allows you to easily watch videos and films or hold telephone and video conferences. When you no longer need CESAtube, CESAtube can be practically folded up and stowed away to save space.
Dimensions: L 6 cm | B 6 cm | H 7,5 cm
(turned only 3.8cm)
Colours: Blue, Pink, Black, White
Weight without packaging): 22g
Material: 100% reusable
Production: Made in Germany
Sound amplification: Analogous through material
and construction form
FOR EVERY SMARTPHONE
Fits with every smartphone model with a display size of 3 inches or more.
ENHANCE THE SOUND
Amplifies the sound of your smartphone analogously.
SMARTPHONE DISPLAY
You can easily convert it into a stand for your smartphone.
Du Cruist mit den besten
Most Asked
The CESAtube is compatible with all types of smartphones with speakers installed on the edge or on the back of the smartphone. Yes, these are almost all current models.
Without requiring any energy, the CESAtube can double or triple the sound of your smartphone.
You can simply pull the CESAtube to pocket size with the help of your two thumbs. You simply start where the diameter is largest and turn the funnel upside down until the material tapers.