The Dual Electronics AMDBTS4SP Stereo Sound Portable Bluetooth Speaker with 15-Hour Playtime, IPX4, and up to 100ft of Wireless Connectivity Range will make a great addition to your home and/or outdoor space. This portable and lightweight Bluetooth speaker will fill any room or outdoor space with stereo sound quality. With its compact and lightweight design, you will now be able to make great music with you anywhere you go. The weather-resistant IPX4 coating will allow your Bluetooth speaker to sustain splashing water from any direction so you have peace of mind when taking it on the go. Its state-of-the-art rechargeable long-lasting Li-ION battery will provide you with 15-hours of playtime. Don’t let its compact and lightweight design fool you, inside your Bluetooth speaker is a highly efficient Class-D amplifier, 3-Way component speakers, 2.16-inch polypropylene cone midrange, and 4-inch parabolic polypropylene injected woofer for high-quality sound without any distortion. The high-grade components that were used to assemble your Bluetooth speakers allow you to have a frequency response of 45Hz-22kHz and 100ft of range for Wireless Connectivity.