The TESNA Buds 4 (ReSound Air) is built for users who prefer a lightweight, open-ear design without silicone tips. Enjoy clear sound, all-day comfort, and effortless connectivity in a clean, modern look.

Balanced Sound for Daily Use

• Clear vocals and smooth audio output
• Great for music, calls, and casual listening
• Designed for everyday convenience

Open-Ear Comfort (No Ear Tips)

• No silicone tips – more breathable fit
• Comfortable for long hours
• Ideal for users who dislike in-ear pressure

Clear Calls & Stable Connection

• Built-in microphone for calls
• Reliable wireless connection
• Easy pairing with smartphones

Sweat-Resistant Design

• Suitable for light workouts and daily use
• Durable for on-the-go lifestyle

Reliable Battery with Charging Case

• Compact charging case included
• USB-C charging support
• Designed for daily usage

Minimal, Modern Design

• Clean white finish
• Lightweight and pocket-friendly
• Stylish “AirPods-style” look

Technical Specifications

• Model: Buds 4 (GT-B14)
• Type: TWS (True Wireless Stereo)
• Design: Open-ear (no silicone tips)
• Connectivity: Bluetooth
• Charging Interface: USB-C
• Input: DC 5V
• Color: White

Key Features

• Lightweight open-ear comfort
• Clear everyday sound
• Built-in microphone for calls
• Sweat-resistant design
• Charging case included
• Clean, modern look

Simple. Comfortable. Everyday Sound.