The BOOMSTER GO puts the legendary Teufel sound in your hand. Whether hiking, biking, or orbiting Mars, where will you take it? This robust Bluetooth speaker comes in five stylish color variants and delivers powerful sound for any occasion. Waterproof according to IPX7 standards, its rubberized housing protects against impacts, featuring a powerful full-range driver and two passive bass drivers in a push-pull configuration for tight, high levels without distortion. It includes a genius strap and a GoPro-compatible thread (¼ inch) for attaching the BOOMSTER GO to just about anything: bike, belt, tripod, backpack, or even a space capsule. Bluetooth allows for music streaming from Spotify, YouTube, Apple Music, TuneIn, etc. Additionally, two BOOMSTER GOs can be paired to play synchronously in stereo. It has a high-capacity battery for playtimes of up to 10 hours, quick charging times with control buttons on the device, an LED battery indicator, and a hands-free function.
Protection type (IP code) | IPX7 |
Item number | 61963775 |
Manufacturer | Teufel |
Category | Bluetooth speakers |
Manufacturer no. | 107002256 |
Release date | 9.9.2025 |
Sales rank in Category Bluetooth speakers | 246 of 3182 |
Colour | Red |
Exact colour description | Coral Red |
Material group | Plastic |
Material | Rubber |
Audio channel | Stereo |
Equipment + Functions | Integrated microphone, Waterproof |
Durability | Dustproof, Splashproof, Waterproof |
Protection type (IP code) | IPX7 |
Volume control | Keys |
Application range | Portable |
Playback source | Bluetooth |
Streaming media provider | Apple Music, Spotify, TuneIn |
USB ports | USB-C |
Power supply | Rechargeable battery operated, USB power delivery |
Battery type | Li-ion |
Battery life | 10 h |
Communication standard | Apple Siri |
CO₂ emissions | 29.26 kg |
Climate contribution | CHF 0.70 |
Scope of delivery | USB-C cable |
How often does a product of this brand in the «Bluetooth speakers» category have a defect within the first 24 months?
Source: Digitec GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec GalaxusHow often is a product of this brand in the «Bluetooth speakers» category returned?
Source: Digitec GalaxusThe Teufel Boomster Go offered the best sound among the affordable speakers, but at a maximum of 81 decibels it was rather quiet. This also weighed on the overall score, as did the meagre features with no additional connections and no app for sound settings. After a short period of familiarisation, it is easy to use and the battery life of just under nine hours is okay...
The Teufel Boomster Go offered the best sound in the tested. It plays back music in a balanced way, rich in detail and with strong bass, but the battery life is a little short at just under nine hours. There are no connections for other audio sources, and Teufel only offers extras such as a USB sound card and powerbank function in larger models such as the Rockster Go (130 euros).
The Teufel Boomster Go is a high-quality Bluetooth speaker in its size class. You can feel the good workmanship as soon as you pick up the Teufel Boomster Go, and its functions also show that it can do everything a Bluetooth speaker should be able to do. The sound is also convincing overall...
Teufel's smallest speaker prefers to play outside. The Boomster Go has a waterproof housing and a handy size. The sound is a little scratchy, but the speaker with an edge length of only 10 centimetres packs a punch - it's the biggest among the smallest.
Bluetooth boxes with enormous differences in battery life Battery life is important for mobile devices. Here, the Bluetooth speaker tests by Stiftung Warentest show enormous differences: some mini speakers run out of battery power after just a few hours of playing music via Bluetooth...