OTL's Nerf Kid's Wireless Bluetooth Headphones combine official Nerf styling with versatile audio connectivity, letting children switch between wireless Bluetooth and wired 3.5mm connection depending on their device and situation. Whether for gaming, learning, or entertainment on tablets, games consoles, or mobile devices, these headphones feature sound-safe volume settings and a comfortable, adjustable design that grows with your child. The foldable construction and lightweight build make them ideal for home use, school, or travel. Two Sound-Safe Volume Settings: 40mm speaker with sound-safe volume settings of 85 dB and 95 dB, allowing you to find the perfect listening level for any environment. Extended Battery Life: 500 mAh lithium-polymer battery provides approximately 24 hours of battery life on a single charge. Quick USB Type-C Charging: 2 hours charging time with any standard USB Type-C cable, keeping downtime to a minimum. 10-Metre Wireless Range: 10 metres working range with Bluetooth 5.1 connectivity, giving children freedom to move around while connected. Dual Connectivity Options: Built-in microphone and control buttons work wirelessly via Bluetooth or connect via the included 3.5mm audio cable for devices without Bluetooth support. Adjustable and Comfortable: Adjustable headband with padded ear cups, lightweight and durable construction, and flexible swivel design for a secure, comfortable fit on any head shape.