Listen in Marvel style with the Bitty Boomer Marvel Spiderman portable Bluetooth speaker. Connect any Bluetooth-enabled device and enjoy up to 4 hours of playtime, a 9-metre range, and compatibility with Bluetooth 4.0/5.0/5.2. Sync two Bitty Boomers for extra boom and use the speaker as a selfie remote. Mini but mighty at 4.5 cm tall, it includes a backpack clip/lanyard, charging cord, instruction manual, and a 12-month manufacturer warranty.