Powerful bass and clear vocals; wherever the party takes you. With a compact design and adjustable shoulder-strap; ULT FIELD 3 is a great way to wirelessly enjoy music almost anywhere. - ULT POWER SOUND delivers deep bass and high-volume playback - ULT Button; to easily boost the bass; anytime - Water and dust proof for worry-free use - Easy to hold design with adjustable shoulder-strap Music playback controls and hands-free calling function - Up to 24 hours battery life' with quick USB-C charging (10mins = 2h playback) - Party Connect; wirelessly connect up to 100 compatible speakers together2 Combine 2 ULT FIELD 3 speakers together for wider stereo sound - Sound Field Optimisation ensures music always sounds true-indoors and out Sony Sound Connect app offers 7-Band EQ and other custom settings What's in the Box: - 1x ULT Field 3 Wireless Speaker - Forest Grey