SUPERIOR STERO SOUND - This is the best bluetooth speaker in its range with Advanced Maxx Bass Technology featuring powerful 20W Waterproof Bluetooth Speakers</br>IP67 WATERPROOF WIRELESS SPEAKER with additional features including Siri and S-Voice support Hands free calling with microphone LED Power / Charging Status indicator and LED button back lights activated by thermal sensor</br>ADVANCED CONNECTION CAPACITY with Bluetooth 4.0 NFC Functionality and an AUX port.</br>Specifications: 4400mAh Battery Charging Voltage: 5V Battery voltage: 7.4V Audio Cable: 3.5mm</br>Package Includes: Sharkk Mako 20W Water and Bluetooth Speaker Audio Cable USB Charging Cable Power Adapter and User Manual</br></br>Product Description</br></br><p>Whether you're picnicking among threatening rain-clouds or lounging amid sandy waterfront surroundings the dynamic Sharkk Mako Waterproof Bluetooth Speaker is the perfect accompaniment bound to withstand the rugged elements of all seasons with its durable IP67 Waterproof and Dustproof rating! Featuring superior quality stereo sound with Advanced MaxxBass Technology its included AUX port?? Bluetooth 4.0 and NFC functionality allow for easy connection to external devices?? while its microphone provides a convenient hands-free call answering option. The Sharkk Mako Porta