Comfortable design Rotating ear cups with extremely soft & high-quality memory protein ear pads & an adjustable headb&. Foreverhi Q technology Provides high sound quality & specially developed software & noise reduction technology Key Features Wireless headset LED display Bluetooth connection Built-in microphone 185x 76.8 x 87 mm; 330grams Box contents Forever Wireless Bluetooth Foldable Headphones 3.5 mm audio cable 1x Lithium ion batteries