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boAt Stone Arc specifications and in-depth review

boAt Stone Arc

Manufacturer: boAt

The boAt Stone Arc is a portable speaker that covers the essentials for everyday wireless listening. It runs on Bluetooth 5.4 and can also connect via AUX input, giving users a couple of options depending on the situation. An external memory slot adds another layer of flexibility for playback, while RGB lighting gives the unit a distinct visual character. The speaker includes voice prompts, a sleep timer, and supports stereo pairing with a second compatible unit.

Powering the Stone Arc is a 2200 mAh rechargeable battery rated for up to 12 hours of playback, with a battery level indicator to keep track of charge. Audio output is handled by a 58 mm driver unit delivering 2 x 10W, with a frequency range spanning 100 Hz to 20000 Hz. The speaker carries an IPX5 rating, meaning it can handle water splashes, and it charges via USB Type-C. A built-in microphone rounds out the feature set for hands-free use.

Pros
  • Bluetooth 5.4 ensures a modern and stable wireless connection
  • AUX input and external memory slot offer wired and local file playback options
  • IPX5 rating provides reliable protection against water splashes
  • 12-hour battery life supports extended listening sessions
  • Battery level indicator helps users monitor charge without guessing
  • Stereo pairing support allows two units to be linked for wider sound coverage
Cons
  • Bluetooth range is limited to 10 m, restricting distance from the source device
  • No advanced audio codec support such as aptX, LDAC, or AAC for higher-quality wireless audio
  • Mono speaker setup without stereo speakers or a passive radiator
  • Lowest frequency starts at 100 Hz, leaving out deeper bass reproduction
  • No fast pairing support, which can slow down the connection process
  • Wireless charging is not supported, requiring a wired connection to recharge
Who is this for?

The boAt Stone Arc suits users who want a portable speaker for casual outdoor or indoor use where water exposure is a possibility — the IPX5 rating handles splashes from rain or poolside settings without issue. The 12-hour battery life makes it a reasonable choice for day-long use without needing a recharge, and the external memory slot adds convenience for those who prefer playing local audio files without relying on a connected device. Users who want to expand their setup can also take advantage of stereo pairing by linking two units together for wider sound coverage.

Who is this NOT for?

This speaker is not well suited for listeners who prioritize audio fidelity, as it lacks support for high-resolution codecs like LDAC, aptX, or AAC, which limits the quality of wireless audio transmission. The 100 Hz lower frequency boundary means bass-heavy genres such as electronic music or hip-hop will feel thin, making it a poor fit for those who expect deep, full-range sound. Additionally, users who need to place their source device at a distance will find the 10 m Bluetooth range restrictive in larger spaces or open environments.

Design:

Ingress Protection (IP) rating IPX5
volume 1727.085288744 cm³
driver unit size 58 mm
has a neodymium magnet ✕
control panel placed on a device ✓
water resistance Water resistant
travel bag is included ✕
has a touch screen ✕
warranty period 1 years
has RGB lighting ✓
is a neckband speaker ✕
has a remote control ✕
height 229.41 mm
width 81.02 mm
thickness 92.92 mm

The boAt Stone Arc measures 229.41 mm in height, 81.02 mm in width, and 92.92 mm in thickness, with a total volume of around 1727.09 cm³. It features a 58 mm driver unit and includes RGB lighting, adding a visual element to its build. The control panel is placed directly on the device, while a touch screen and remote control are not part of the package. Water protection comes in the form of an IPX5 rating, making the speaker resistant to water splashes, though no travel bag is included. The speaker does not use a neodymium magnet, is not a neckband-style unit, and carries a one-year warranty.

Sound quality:

has stereo speakers ✕
has a subwoofer ✕
highest frequency 20000 Hz
lowest frequency 100 Hz
audio output power 2 x 10W
Has a passive radiator ✕
number of microphones 1
has a magnetic shielding ✕

The boAt Stone Arc delivers 2 x 10W of audio output power and covers a frequency range from 100 Hz to 20000 Hz. The speaker configuration does not include stereo speakers, a subwoofer, or a passive radiator. It incorporates one built-in microphone for hands-free use, and magnetic shielding is not part of the design.

Power:

battery power 2200 mAh
Battery life 12 hours
has a battery level indicator ✓
has a rechargeable battery ✓
has a removable battery ✕
has wireless charging ✕

The boAt Stone Arc is powered by a 2200 mAh rechargeable battery that provides up to 12 hours of playback on a single charge. A battery level indicator is included so users can keep track of remaining charge at a glance. The battery is not removable, and wireless charging is not supported.

Connectivity:

Bluetooth version 5.4
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 10 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 boAt Stone Arc connects wirelessly via Bluetooth 5.4 with a maximum range of 10 m, and also supports wired listening through an AUX input. It includes one USB Type-C port and an external memory slot, adding flexibility for playback and charging. NFC pairing, Wi-Fi, Ethernet, AirPlay, Chromecast, Auracast, and Bluetooth LE Audio are not supported, nor is there a 3.5 mm audio jack socket, a 3.5 mm male connector, or a microphone input. On the audio codec side, none of the aptX variants, LDAC, or AAC 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 boAt Stone Arc can be used wirelessly and supports smartphone remote control, letting users manage playback from their device. It includes voice prompts for audio feedback and a sleep timer for scheduled shutoff. Fast pairing, voice commands, a mute function, and radio are not available, and the speaker cannot function as a power bank.

Miscellaneous:

supports pairing for stereo sound ✓

The boAt Stone Arc supports stereo pairing, allowing two compatible units to be paired together for stereo sound playback.

Final Verdict

The boAt Stone Arc is a portable speaker that covers the practical basics competently — IPX5 water resistance, a full day of battery life, and flexible connectivity through Bluetooth 5.4, AUX, and an external memory slot make it a functional option for everyday casual listening. Stereo pairing support adds a layer of versatility for users who want to expand their setup. That said, the absence of high-resolution codec support and a frequency floor of 100 Hz mean it is not engineered for discerning listeners. Where it finds its footing is in straightforward, no-fuss use — and for that audience, the 12-hour battery life paired with IPX5 protection represents the most compelling part of its overall package.