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Tronsmart Mirtune S100 specifications and in-depth review

Tronsmart Mirtune S100

Manufacturer: Tronsmart

The Tronsmart Mirtune S100 is a portable speaker designed for extended outdoor use, combining a rugged waterproof build with solid wireless audio performance. It operates over Bluetooth 5.3 with a maximum range of 18 meters and also accepts a wired AUX connection, giving users flexible source options. A battery level indicator and voice prompts help with day-to-day usability, while a sleep timer and smartphone remote support add practical convenience. The speaker also supports stereo pairing with a compatible unit and includes an external memory slot for local playback.

Measuring 231 mm wide by 100 mm tall and 88 mm thick, the S100 weighs 1360 g and displaces roughly 2032.8 cm³ in volume. Its dual 25W drivers cover a frequency range of 50 Hz to 20000 Hz, assisted by a passive radiator for low-end reinforcement. The IPX7 rating confirms full waterproof protection, and the rechargeable battery delivers up to 20 hours of playback with a charge time of approximately 4.5 hours. Charging and data transfer are handled through a USB Type-C port, and onboard controls are accessible directly on the device.

Pros
  • IPX7 waterproof rating makes it suitable for use in wet or outdoor environments
  • Up to 20 hours of battery life allows for extended use between charges
  • Dual 25W drivers with a passive radiator provide a combined 50W output across a 50 Hz to 20000 Hz frequency range
  • Supports stereo pairing with a second compatible unit for a wider soundstage
  • AUX input and external memory slot offer wired and local playback options alongside Bluetooth
  • Battery level indicator helps users track remaining charge without guesswork
Cons
  • No wireless charging support; the battery must be charged via cable only
  • Lacks advanced audio codecs such as aptX, AAC, or LDAC, limiting wireless audio quality options
  • Does not include a 3.5 mm headset socket, restricting headphone or legacy audio connections
  • No NFC pairing, which means connecting new devices requires manual Bluetooth setup
  • At 1360 g, the weight may reduce portability compared to lighter speakers in the same category
  • No mute function available on the device
Who is this for?

The Mirtune S100 is well suited to users who regularly take their speaker outdoors or into demanding environments, thanks to its IPX7 waterproof rating that holds up around water, rain, or dusty conditions. Its 20-hour battery life makes it a practical choice for all-day outdoor gatherings, camping trips, or extended listening sessions away from a power source. Users who want the option to pair two units together for a wider sound experience will also benefit from the built-in stereo pairing support, and the AUX input plus external memory slot add flexibility for those who prefer wired or local playback over a wireless connection.

Who is this NOT for?

Users seeking high-fidelity wireless audio will find the S100 limiting, as it lacks support for any advanced Bluetooth codecs including aptX, AAC, and LDAC, meaning audio quality over Bluetooth is constrained to standard transmission. Those looking for a highly portable, lightweight speaker may also find the 1360 g weight and 231 mm width less convenient to carry around daily. Additionally, the absence of Wi-Fi, AirPlay, Chromecast, and DLNA means it is not suited for users who rely on wireless multi-room audio ecosystems or network-based streaming setups.

Design:

Ingress Protection (IP) rating IPX7
volume 2032.8 cm³
has a neodymium magnet ✕
control panel placed on a device ✓
water resistance Waterproof
travel bag is included ✕
has a touch screen ✕
has RGB lighting ✕
is a neckband speaker ✕
has a remote control ✕
weight 1360 g
height 100 mm
width 231 mm
thickness 88 mm

The Tronsmart Mirtune S100 has a compact rectangular form factor, measuring 231 mm wide, 100 mm tall, and 88 mm thick, with a total volume of 2032.8 cm³ and a weight of 1360 g. Its IPX7 waterproof rating means it can withstand submersion, making it suitable for use in wet environments. Controls are placed directly on the device, though it does not include a remote control or touch screen. The speaker ships without a travel bag and features no RGB lighting, neodymium magnet, or neckband-style form factor.

Sound quality:

has stereo speakers ✕
has a subwoofer ✕
highest frequency 20000 Hz
lowest frequency 50 Hz
audio output power 2 x 25W
Has a passive radiator ✓
has a noise-canceling microphone ✕
has a magnetic shielding ✕

The Mirtune S100 delivers a combined 50W of audio output through two 25W drivers, covering a frequency range from 50 Hz up to 20000 Hz. A passive radiator is included to reinforce low-end response without a dedicated subwoofer. The speaker does not feature stereo speakers, magnetic shielding, or a noise-canceling microphone.

Power:

Battery life 20 hours
charge time 4.5 hours
has a battery level indicator ✓
has a rechargeable battery ✓
has a removable battery ✕
has wireless charging ✕

The Mirtune S100 is equipped with a built-in rechargeable battery that provides up to 20 hours of playback on a full charge, which takes approximately 4.5 hours to complete. A battery level indicator is included so users can monitor remaining charge at a glance. The battery is not removable, and the speaker does not support wireless charging.

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 ✕
has Chromecast built-in ✕
has Auracast ✕
has Bluetooth LE Audio ✕
maximum Bluetooth range 18 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 Mirtune S100 connects wirelessly via Bluetooth 5.3 with a maximum range of 18 meters, and also accepts wired audio through an AUX input. Physical connectivity includes a single USB Type-C port and an external memory slot for local file playback. NFC pairing, Wi-Fi, Ethernet, AirPlay, Chromecast, Auracast, and Bluetooth LE Audio are not supported, nor is there a 3.5 mm headset socket, a 3.5 mm male connector, or a microphone input. On the audio codec side, none of the aptX variants, AAC, or LDAC are available, and the speaker is not DLNA-certified.

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 Mirtune S100 supports wireless operation and can be controlled remotely via a smartphone. It includes voice prompts for audio feedback during use and a sleep timer for automatic shutoff. Fast pairing and voice commands are not available, and the speaker does not function as a power bank or include a radio or mute function.

Miscellaneous:

supports pairing for stereo sound ✓

The Mirtune S100 supports stereo pairing, allowing two compatible units to be linked together for a stereo sound configuration.

Final Verdict

The Tronsmart Mirtune S100 is a capable portable speaker built around two clear strengths: a robust IPX7 waterproof build paired with 20 hours of battery life, making it a reliable choice for outdoor and extended-use scenarios. Its 50W dual-driver setup with passive radiator support and stereo pairing capability give it reasonable audio versatility, while practical additions like AUX input, external memory slot, and Bluetooth 5.3 round out a functional feature set. That said, the absence of advanced audio codecs and its relatively substantial weight mean it is best appreciated by users who prioritize durability and endurance over audiophile-grade wireless performance or maximum portability. For those use cases, the Mirtune S100 delivers a solid and well-considered package.

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