37% OFF
Ultimate Ears Boom 4 Portable Waterproof Bluetooth Speaker with 360-Degree, Bold, Immersive, Crystal-Clear Sound, Floating Speaker with 15-Hour Battery and 147ft (45m) Range - Blue
$144
Was
$229.95
Save
$85.95
37%
0%You save 37%100%
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Price Drop History
Jan 1
2026
Amazon
37%
off
$144
$229.95
Dec 31
2025
Amazon
36%
off
$146.41
$229.95
Dec 30
2025
Amazon
37%
off
$145.88
$229.95
Dec 17
2025
Amazon
35%
off
$149
$229.95
Dec 10
2025
Amazon
35%
off
$149
$229.95
Dec 5
2025
Amazon
29%
off
$164
$229.95
Nov 30
2025
Amazon
37%
off
$145
$229.95
Nov 17
2025
Amazon
28%
off
$165
$229.95