The Altec Lansing iMW258 Mini H2O II Bluetooth Wireless Speaker features an ultra compact design, voice confirmation and an onboard microphone for clear, hands-free communication. The rugged Mini H2O is waterproof, shockproof, snowproof, everything proof, and it floats; With 6 hours of battery life and an integrated carabiner the Mini H2O will take your music wherever you want to go. 30; wireless range. True wireless stereo for the ultimate audio experience. A perfect blend of powerful audio performance and exceptional design, the altec lansing imw258 features hands-free communication, 6 hours of battery life and an integrated carabiner- so you can carry your music wherever your heart desires. 2 speakers. Compatible with iPod, iPhone and iPad. Bluetooth compatible. 3.5mm AUX in. General information Model number: imw258-red. Size H5, W9, D3cm. Mains operated. Power from USB. USB cable included. Li-Ion batteries (included). Battery life: 6 hours. (not included).