SoundForm Rhythm True Wireless Earbuds - 28H Battery Life

In this review the Belkin SoundForm Rhythm earbuds are evaluated as an all-day wireless option for users who value long battery life and clear calls. The single biggest reason to consider them is the combined 28 hours of playtime-8 hours per earbud plus 20 hours from the case-so they easily cover a full day of commuting, workouts, and calls without frequent charging. They pair quickly over Bluetooth 5.3 and offer Environmental Noise Cancellation for clearer phone conversations, making them a practical choice for students and professionals who need reliable, portable audio.

Key Features

• 28-hour battery life: Delivers 8 hours per earbud and an additional 20 hours from the charging case to keep you powered through long days.
• USB-C fast charging: A 10-minute charge yields about 90 minutes of playtime, useful for quick top-ups before leaving the house.
• Bluetooth 5.3: Provides a stable wireless connection with a typical range of up to 30 ft for pairing with phones, tablets, and laptops.
• Environmental Noise Cancellation: Reduces background noise on the microphone so callers can hear you more clearly during phone or video calls.
• Bluetooth multipoint: Lets you connect to two devices simultaneously and switch between listening on one and taking calls on the other.
• IPX5 water resistance: Offers sweat and light water protection so the earbuds survive workouts and small splashes.

Who It's For

The SoundForm Rhythm earbuds are best for commuters, students, and anyone who needs dependable battery life and clear call quality without fuss. Their USB-C fast charge and long case-backed runtime suit people who forget chargers or have variable schedules, while Bluetooth multipoint helps those who use a laptop and phone at once.

Buyers who prioritize premium active noise cancellation, fully customizable EQ tuning, or ultra-light audiophile detail may want to look elsewhere; these earbuds focus on practical daily use, durability, and voice clarity rather than advanced audiophile features.

Pros & Cons

Pros

• Long total battery life keeps the earbuds usable all day without frequent charging.
• Fast USB-C top-ups provide quick playtime after only 10 minutes of charging.
• Clear call performance thanks to Environmental Noise Cancellation on the mic.
• Convenient multipoint Bluetooth lets you stay connected to two devices at once.

Cons

• Not targeted at listeners seeking advanced noise cancellation or highly detailed audiophile sound tuning.
• IPX5 resists sweat and splashes but is not rated for full submersion.

Specifications

Brand	Belkin
Battery life	8 hours per earbud; 20 hours in case (28 hours total)
Fast charge	10 minutes USB-C = 90 minutes playtime
Bluetooth	Bluetooth 5.3, up to 30 ft range
Microphone	Environmental Noise Cancellation for clearer calls
Durability	IPX5 water resistance; drop and spill tested
Warranty	2-year warranty

Our Verdict

The SoundForm Rhythm earbuds are a strong value for anyone needing reliable all-day battery life, simple multipoint convenience, and improved call clarity without paying for premium features. They excel as a practical daily companion for commuting, workouts, and remote work, offering fast USB-C charging and sweat resistance for routine use.

Frequently Asked Questions

How long does the battery last on a single charge?
Each earbud provides about 8 hours of playtime, with the case adding another 20 hours for a total of roughly 28 hours.

Can these connect to two devices at once?
Yes, Bluetooth multipoint allows simultaneous connection to two devices for seamless switching between audio and calls.

Are they water resistant enough for workouts?
They have an IPX5 rating, which protects against sweat and light splashes but not full submersion.