GK101 is a Bluetooth headset style cycling glasses, suitable for marathon, trail running, hiking, cycling, and other sports. Following GK101, we have the Smart Sporty Audio Sunglasses. These cutting-edge glasses feature Bluetooth 5.3 connectivity, a 130mAH battery capacity, and dual-microphone environmental noise cancellation (ENC) support. With a sleek design, directional audio transmission speakers, and a lightweight frame weighing approximately 43.5g, they offer around 10 days of standby time and up to 6 hours of playtime. Charging takes less than 2 hours, making them ideal companions for active lifestyles.