Soundcore V40i Open-Ear Earbuds (A3878H21)

Datasheet

Short Description

The Soundcore V40i open-ear earbuds bring a futuristic design and powerful audio to your daily life. With a unique lidless charging case and 4 adjustable positions for a perfect fit, they deliver richer bass and all-day comfort. Featuring 16x13mm drivers, AI-enhanced clear calls, and an IP55 rating, the V40i is built for style, performance, and freedom of movement.

Key Sections

Innovative Lidless Case and Customizable Fit

The V40i stands out with its sleek, lid-free charging case, featuring powerful magnets to keep earbuds secure and a light bar to keep you informed. The case offers quick and convenient access to your earbuds. The 4-level adjustable ear hooks bring the sound closer to your ear canal, boosting bass by up to 7.5dB for a richer listening experience.

Deeper Bass and Crystal-Clear AI Calls

Enjoy powerful, punchy audio with 16 x 13mm drivers, a high-elastic diaphragm, and an hourglass-shaped acoustic chamber. The adjustable ear hooks ensure the sound is perfectly positioned for deep, resonant bass. For calls, the V40i uses 4 mics and advanced AI to filter out background noise, ensuring your voice comes through clearly, no matter where you are.

Comfort, Awareness, and All-Day Power

The open-ear design frees you from in-ear pressure and keeps you aware of your surroundings. With an IP55 rating, they are protected from dust and water. Enjoy 21 hours of playtime with the case and 6 hours on a single charge. The Bluetooth 5.4 connection ensures a stable, low-latency link to your devices.

Core Features

• Lidless charging case with magnets and a status light bar.

• 4 adjustable ear hook positions for a perfect, customized fit.

• 16 x 13mm drivers with a high-elastic diaphragm for punchy bass.

• 21 hours of total playtime (6 hours earbuds).

• IP55 water and dust resistance.

Performance & Utility Features

• Adjustable ear hooks bring sound closer to the ear for up to 7.5dB more bass.

• 4 microphones with AI for crystal-clear calls.

• Bluetooth 5.4 with app control for customization.

• Transparency mode keeps you aware of your environment.

Design, Build & Sustainability

• Open-ear design for breathable, all-day comfort.

• Lidless case is compact, portable, and stylish.

• IP55 rating protects against dust and water splashes.

Technical Specifications Summary

• Model / Part Number: Soundcore V40i (A3878H11 - Black / A3878H21 - White)

• Driver: 16 x 13mm

• Battery Life (Earbuds): 6 Hours

• Battery Life (with Case): 21 Hours

• Fast Charging: 10 Mins = 1.5 Hours

• Water Resistance: IP55

• Connectivity: Bluetooth 5.4

• Weight: 10.1g (Earbud) / 48.8g (Total)