Bring the joy of a great music experience on your next journey with the Altec Lansing IMW477 Mini Lifejacket II Bluetooth Wireless Speaker. Featuring a sturdy compact design, this speaker can handle whatever life throws your way even in the most hazardous of conditions with its everything-proof exterior. The built-in voice confirmation and onboard microphone make it easy to handle and manage calls while on the go. With 10 hours of battery life, aux in and an integrated carabiner, the Mini Lifejacket II is your go-to music accessory for your next traveling expedition.