Kalsten | Bluetooth Earbud Wireless Mini Invisible Single Ear Headphone

Bluetooth Earbud for Clear Calls and Discreet, Lightweight Wear

Enjoy simple, everyday audio with a Bluetooth earbud that’s small, light, and easy to use. This wireless earbud delivers clear voice pickup with a condenser mic, a secure semi-open fit for workouts, and push-button volume control. The single ear headphone design keeps one ear free for safety while exercising or commuting. A rechargeable 50 mAh battery and USB charging make it ready for calls, music, and hands-free use on your phone.

Why Choose the Bluetooth Earbud?

• Discreet mini design: Low-profile shape sits neatly in your ear for a clean, barely-there look.
• Clear call quality: Built-in condenser microphone helps voices sound crisp for hands-free calls.
• Simple push-button control: Tap to adjust volume or manage calls without looking at your phone.
• Secure for exercise: Semi-open style stays comfortable during running, gym sessions, and daily commutes.
• Rechargeable power: 50 mAh lithium-polymer cell recharges via USB for convenient daily use.

Specifications

• Type: Wireless single ear earbud (no audio cable)
• Control Method: Push-button;
• Control Type: Volume control
• Earcup Style: Semi-open-back, comfortable fit for adults
• Microphone: Built-in condenser microphone for calls
• Connectivity: Bluetooth (compatible with cellphones)
• Water Resistance: Non-waterproof (keep dry)
• Headphone Jack: None (wireless only)
• Battery: 50 mAh lithium-polymer, rechargeable
• Charging: USB charging; charging from other ports supported
• Operating Voltage: 36 V
• Recommended Use: Exercising, commuting, hands-free calls
• Material: Plastic housing

What’s in the Box?

• 1 × Wireless Bluetooth earbud (single)
• 1 × USB charging cable
• 1 × User guide