Sony WI-C100 Wireless Neckband Bluetooth Earphones

The Sony WI-C100 are lightweight wireless in-ear Bluetooth headphones with a flexible neckband, up to 25 hours of battery life, and IPX4 splash resistance for everyday listening.

These compact neckband earphones combine comfortable all-day wear with simple button controls and modern Bluetooth conveniences. They include built-in microphone support for hands-free calls, support for SonyDSEE to restore high-frequency detail lost in compressed audio, and Fast Pair for quick Android setup. The flexible neckband design keeps the earbuds secure while commuting, working out lightly, or moving through daily routines.

How long does the battery last on the WI-C100 and how fast can I get more playtime?

The WI-C100 delivers up to 25 hours of continuous music playback on a full charge, suitable for long commutes or a full day away from a charger. A quick charge feature provides several hours of use from a short top-up when youre pressed for time.

• Maximum runtime: up to 25 hours on a full charge
• Quick charge option for rapid extra listening time
• Battery indicator and simple charge via included cable

What audio quality and features improve music playback?

Sony includes DSEE (Digital Sound Enhancement Engine) to enhance high-frequency elements that can be lost in compressed files, making streamed music and downloads sound more detailed. You can also tailor the sound using the Sony | Headphones Connect app for personalized EQ settings and preferences.

• DSEE restores high-range detail in compressed audio files
• App-based EQ and sound customization via Sony | Headphones Connect
• Stable Bluetooth connection for consistent streaming quality

Are the WI-C100 suitable for workouts and daily wear?

These earphones feature an IPX4 splash-resistant rating that repels sweat and light rain, making them a good choice for gym sessions and outdoor activities. The flexible neckband and balanced shape around the neck promote a secure fit so the earbuds stay comfortable during movement.

• IPX4 splash- and sweat-resistance for active use
• Flexible neckband and balanced shape for stable wear
• Multiple earbud tip sizes included for a better fit

How easy are they to use for calls and daily controls?

Physical buttons on the neckband let you play, pause, skip tracks and adjust volume without reaching for your phone. The built-in microphone improves call clarity, and Fast Pair puts quick device setup within a few taps for compatible Android devices.

• On-device buttons for playback and volume control
• Built-in microphone for hands-free calling
• Fast Pair support for quick Bluetooth setup with Android

Who is this for: The Sony WI-C100 are made for listeners who want a lightweight, reliable set of Bluetooth in-ear headphones with long battery life and splash resistance. They suit commuters, casual gym-goers, and anyone who prefers a neckband design with simple controls and app-based sound tuning. If you need heavy-duty sports waterproofing or over-ear noise cancellation, consider other Sony models; if you value comfortable daily wear, extended runtime and easy setup, the WI-C100 are a strong, affordable choice.