Product parameters: Product name Pro5s wireless bluetooth headphones pink black and white Jerry 6936D bluetooth chip Bluetooth version V5.0 + EDR Charging time about 1.5 hours 5VDC load voltage Headphone capacity 30mAh * 2 Charging case capacity 400mAh waiting time 80 hours talk time 4-5 hours bluetooth function Use portable media player, cell phone, aviation, computer, sports, hi-fi headset ***************************************************** * *** ***** About this item True Wireless Audio: Streamlined ergonomic design combined with features such as ultra-low latency, IPX5 water resistance and use of a single headset make these headsets a perfect partner for travel, exercise and everyday life Smart Control: Dual infrared proximity sensors detect usage status for autoplay and pause. Multifunctional touch control allows intuitive music control and call management Powerful Charging Cover: Headphones run for over 4 hours on a single charge, and the charging cover extends playback for over 30 hours on the go. Low latency mode: Ultra-low latency technology speeds up audio processing for smooth sound synchronization when watching videos or playing games Package Contents: 1 * pair TWS Earbus 1* USB charger cable 1 * Loading Box 1 * User manual 1 * silicone cover