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Energy Sistem Bloom specifications and in-depth review

Energy Sistem Bloom

Manufacturer: Energy Sistem

The Energy Sistem Bloom is a portable speaker designed for everyday wireless use, offering a straightforward feature set in a compact form. It supports Bluetooth 5.3 connectivity with a maximum range of 20 metres, and includes an external memory slot for local audio playback without a paired device. RGB lighting adds a visual element to the unit, while voice prompts and on-device controls keep interaction simple.

Powering the Bloom is a 1800 mAh rechargeable battery rated for 18 hours of playback, with a full charge taking approximately 3 hours via USB Type-C. The single 52 mm driver delivers 10W of audio output across a frequency range of 80 Hz to 18000 Hz. The speaker carries an IPX6 rating, indicating resistance to strong water jets, and weighs 331 g with dimensions of 95 × 85 × 85 mm. Stereo pairing with a second compatible unit is also supported, along with a sleep timer function.

Pros
  • Rated IPX6 for water resistance, making it suitable for outdoor and wet environments
  • Bluetooth 5.3 provides a stable wireless connection with a range of up to 20 metres
  • 18-hour battery life allows for extended use between charges
  • Includes an external memory slot for audio playback without a paired device
  • Supports stereo pairing with a second compatible unit for wider sound coverage
  • Features a sleep timer for automatic shutoff without manual intervention
Cons
  • Single mono driver with no stereo speakers or passive radiator limits the audio soundstage
  • No battery level indicator makes it difficult to monitor remaining charge
  • Lacks a 3.5 mm audio jack or AUX input, restricting wired audio options
  • No advanced Bluetooth codecs such as aptX, LDAC, or AAC are supported
  • Does not function as a power bank, limiting utility when away from a power source
  • No noise-canceling microphone included, which reduces hands-free call quality
Who is this for?

This speaker suits users who want a portable, wireless audio solution for outdoor or casual use, particularly in environments where exposure to water or moisture is a concern thanks to its IPX6 water resistance. The 18-hour battery life makes it well suited for long sessions away from a power source, such as day trips, garden gatherings, or beach outings. Users who want to play audio from a local source without a connected device will also appreciate the external memory slot, which adds a degree of independence from smartphones or streaming.

Who is this NOT for?

This speaker is not well suited for listeners who prioritise audio fidelity, as the single mono driver with a frequency range of 80 Hz to 18000 Hz and the absence of a passive radiator, subwoofer, or stereo speaker configuration will fall short for more discerning ears. Users who rely on wired audio connections will find themselves limited, as there is no 3.5 mm jack or AUX input available. Additionally, those who depend on advanced Bluetooth codecs such as LDAC or aptX for higher-quality wireless audio transmission will find no support for any of these, making it a poor fit for audiophile or high-fidelity listening scenarios.

Design:

Ingress Protection (IP) rating IPX6
volume 686.375 cm³
drivers count 1
driver unit size 52 mm
has a neodymium magnet ✕
control panel placed on a device ✓
water resistance Water resistant
travel bag is included ✕
has a touch screen ✕
has RGB lighting ✓
has a detachable cable ✕
is a neckband speaker ✕
has a remote control ✕
weight 331 g
height 95 mm
width 85 mm
thickness 85 mm

The Energy Sistem Bloom has a compact build measuring 95 × 85 × 85 mm and weighing 331 g, giving it a total volume of 686.375 cm³. It features a single 52 mm driver without a neodymium magnet, and all playback controls are placed directly on the device — there is no remote control or touchscreen. RGB lighting is built in, adding a visual element to the design. The speaker carries an IPX6 water resistance rating, meaning it can handle strong water jets, though it does not come with a travel bag. The cable is non-detachable, and the unit is neither a neckband-style speaker nor does it support a detachable cable configuration.

Sound quality:

has stereo speakers ✕
has a subwoofer ✕
highest frequency 18000 Hz
lowest frequency 80 Hz
audio output power 1 x 10W
Has a passive radiator ✕
has a noise-canceling microphone ✕
has a magnetic shielding ✕

The Energy Sistem Bloom delivers audio through a single channel setup with 10W of output power, covering a frequency range of 80 Hz to 18000 Hz. It does not include stereo speakers, a subwoofer, or a passive radiator. The speaker also lacks a noise-canceling microphone and magnetic shielding.

Power:

battery power 1800 mAh
Battery life 18 hours
charge time 3 hours
has a battery level indicator ✕
has a rechargeable battery ✓
has a removable battery ✕
has wireless charging ✕

The Energy Sistem Bloom is powered by a built-in 1800 mAh rechargeable battery that supports up to 18 hours of playback on a full charge, which takes approximately 3 hours to complete. The battery is not removable and does not support wireless charging. There is also no battery level indicator included on the device.

Connectivity:

Bluetooth version 5.3
supports Bluetooth pairing using NFC ✕
has a socket for a 3.5 mm audio jack ✕
has an AUX input ✕
has aptX Lossless ✕
has LDAC ✕
has aptX Adaptive ✕
has aptX HD ✕
has aptX ✕
has aptX Low Latency ✕
has AAC ✕
has AirPlay ✕
maximum Bluetooth range 20 m
supports Wi-Fi ✕
USB ports 1
Has USB Type-C ✓
has a 3.5mm male connector ✕
has an external memory slot ✓
is DLNA-certified ✕
supports Ethernet ✕
has a microphone input ✕

The Energy Sistem Bloom connects wirelessly via Bluetooth 5.3 with a maximum range of 20 metres, though it does not support NFC pairing, Wi-Fi, AirPlay, Ethernet, or DLNA. No advanced Bluetooth audio codecs are available, including aptX, aptX HD, aptX Adaptive, aptX Lossless, aptX Low Latency, LDAC, or AAC. For wired and physical connectivity, the speaker includes one USB Type-C port and an external memory slot, but lacks a 3.5 mm audio jack socket, a 3.5 mm male connector, an AUX input, and a microphone input.

Features:

Can be used wirelessly ✓
supports a remote smartphone ✓
has fast pairing ✕
has voice commands ✕
Has a radio ✕
Has voice prompts ✓
has a mute function ✕
works as a power bank ✕
has a sleep timer ✓

The Energy Sistem Bloom can be used wirelessly and supports smartphone remote control, allowing playback management from a paired device. It includes voice prompts for audio feedback and a sleep timer for automatic shutoff. Fast pairing and voice commands are not supported, and the speaker does not function as a power bank, include a radio, or offer a mute function.

Miscellaneous:

supports pairing for stereo sound ✓

The Energy Sistem Bloom supports stereo pairing, allowing two compatible units to be connected together for stereo sound playback.

Final Verdict

The Energy Sistem Bloom is a straightforward portable speaker built around practical outdoor use, with its IPX6 water resistance and 18-hour battery life making it a dependable companion for extended sessions in varied environments. The inclusion of an external memory slot and stereo pairing support add genuine utility, while Bluetooth 5.3 ensures a stable wireless connection. That said, the mono driver configuration and lack of wired audio inputs or advanced codec support mean it is best approached as a casual listening device rather than a high-fidelity one. For users whose priority is durability and convenience over acoustic performance, the Bloom delivers a focused and practical feature set that suits its intended use case well.

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