ASPKB20TB specification sheet
Specifications for ASPKB20TB
Astrum SPB20T 20W 3600MAH Bluetooth Soundbar Speaker
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Sound bar for monitors / TVs
Astrum
About this product
The Astrum SPB20T 20W Bluetooth Soundbar Speaker delivers powerful 2 x 10W RMS stereo sound in a compact 50cm design, with Bluetooth 5.3, TWS, FM radio, USB, AUX and TF card playback. Its built-in 3600mAh rechargeable battery provides up to 4.5 hours of playtime, making it suitable for music, movies, desktop audio and portable entertainment. Buy this Astrum SPB20T Bluetooth soundbar from our website for flexible audio playback at home or on the go.
Overview Summary
Astrum SPB20T 20W Portable Bluetooth Soundbar Speaker
The Astrum SPB20T is a compact 2.0-channel portable soundbar designed for convenient everyday audio. Its dual drivers deliver 2 x 10W RMS output for a combined 20W of stereo power, while Bluetooth 5.3 provides wireless connectivity for compatible devices. The soundbar also supports USB, TF card and AUX playback, giving you several ways to play music and other audio content.
A built-in 3600mAh rechargeable battery provides up to 4.5 hours of playtime, while the USB-C charging port supports 5V/1A charging. With dimensions of 380 x 55 x 73mm and a wireless range of up to 10 metres, the SPB20T is suited to desktop setups, bedrooms, small entertainment areas and portable use. TWS support also allows compatible speakers to be paired for expanded stereo playback.
Performance tier: Entry-level portable stereo soundbar
Uses: music listening, movies, desktop audio, bedroom audio, portable entertainment, smartphone playback, tablet playback, laptop audio
Overview
The Astrum SPB20T is a Portable Bluetooth speaker built to deliver rich, room-filling sound with minimal fuss - perfect for music, movies, or casual audio playback at home or on the go. With 20W output and dual drivers, it provides powerful stereo sound that's clear across highs and lows, giving you deep bass and balanced mids for a fuller listening experience. Its wireless Bluetooth connectivity makes pairing simple and quick, while support for USB, AUX, and TF-card playback adds flexible options for older devices or offline playlists. The SPB20T's compact, travel-friendly design makes it ideal for bedrooms, small living rooms, or outdoor use, and its durable build ensures reliability whether you're lounging at home or hosting friends. Overall, it offers a cost-effective, hassle-free way to upgrade your audio - combining portability, versatility, and solid sound quality in one neat package.
Description
The Astrum SPB20T is a portable Bluetooth soundbar speaker designed to provide convenient stereo audio in a compact 50cm form factor. Its 2.0-channel configuration uses dual drivers with a total output of 20W RMS, providing a practical audio solution for everyday music and entertainment.
Wireless connectivity is provided through Bluetooth 5.3, allowing compatible smartphones, tablets, laptops and other Bluetooth devices to connect without a physical audio cable. The speaker has a wireless range of up to 10 metres, providing flexibility when positioning the connected device.
For users who prefer wired or local media playback, the SPB20T supports USB, TF card and AUX input options. It also includes FM radio functionality, providing another way to access audio without relying solely on Bluetooth streaming. TWS functionality provides support for compatible speaker pairing where supported.
The integrated 3600mAh rechargeable battery provides up to 4.5 hours of playtime. USB-C charging is supported at 5V/1A. Measuring 380 x 55 x 73mm, the soundbar has a compact footprint that can fit conveniently on a desk, shelf or other suitable surface while remaining practical for portable use.
Features
The Astrum SPB20T combines wireless and wired playback options with a rechargeable battery in a compact soundbar design.
- 20W stereo output: Dual 10W RMS drivers provide a combined 20W of audio output.
- Bluetooth 5.3: Provides wireless audio connectivity with compatible Bluetooth devices.
- TWS support: Supports True Wireless Stereo functionality for compatible speaker pairing.
- Multiple playback options: Supports Bluetooth, USB, TF card and AUX playback.
- FM radio: Provides built-in FM radio functionality for additional listening options.
- 3600mAh battery: The integrated rechargeable battery provides up to 4.5 hours of playtime.
- USB-C charging: Uses a USB-C charging connection rated at 5V/1A.
- 10 metre wireless range: Provides wireless operating range of up to 10 metres.
- Compact design: Measures 380 x 55 x 73mm for convenient placement and portability.
- Physical controls: Easy control buttons provide access to playback and volume functions.
What's in the Box
- 1 x Astrum SPB20T Wireless Portable Soundbar Speaker
- 1 x USB-C Charging Cable
- 1 x AUX Cable
- 1 x User Guide
Specifications
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Specifications | |
| Product Code | ASPKB20TB |
| Connection | BT V5.3 |
| Output Power | 2 x 10W RMS |
| Battery | 3600mAh |
| Playtime | Up to 4.5 Hours |
| Charging Time | Up to |
| Wireless Range | Up to 10meters |
| Charging Port | USB-C (5V/1A) |
| Inputs | Wireless/ USB/ TF /AUX |
FAQ
What is the Astrum SPB20T?
The Astrum SPB20T is a portable 20W 2.0-channel Bluetooth soundbar speaker with dual 10W RMS drivers, a 3600mAh rechargeable battery and multiple audio playback options.
How much power does the Astrum SPB20T produce?
The SPB20T provides 20W RMS total output through 2 x 10W RMS stereo drivers.
Which Bluetooth version does the SPB20T use?
The Astrum SPB20T uses Bluetooth 5.3 for wireless audio connectivity with compatible devices.
How long can the Astrum SPB20T play music?
The built-in 3600mAh rechargeable battery provides up to 4.5 hours of playtime.
Does the Astrum SPB20T support USB playback?
Yes. The SPB20T supports USB playback as well as Bluetooth, TF card and AUX playback.
Does the Astrum SPB20T have an AUX input?
Yes. The SPB20T includes AUX connectivity for compatible wired audio devices.
Does the Astrum SPB20T support TF cards?
Yes. The SPB20T supports TF card playback for compatible stored audio files.
Does the Astrum SPB20T have FM radio?
Yes. FM radio is included as one of the available audio playback functions.
What is the wireless range of the Astrum SPB20T?
The specified wireless range is up to 10 metres.
Can the Astrum SPB20T be used with a smartphone?
Yes. Compatible smartphones can connect to the SPB20T wirelessly using Bluetooth 5.3.
Can the Astrum SPB20T be used with a laptop or tablet?
Yes. A compatible laptop or tablet can connect through Bluetooth, while supported wired playback can be used through AUX or USB.
Does the Astrum SPB20T support TWS?
Yes. TWS functionality is supported for compatible speaker pairing.
How is the Astrum SPB20T charged?
The SPB20T uses a USB-C charging port with a specified charging input of 5V/1A.
What are the dimensions of the Astrum SPB20T?
The speaker measures 380 x 55 x 73mm, which is 38 x 5.5 x 7.3cm.
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