360-Degree Sound: The MEGABOOM 4 portable waterproof Bluetooth speaker features a bigger size and larger woofer for powerful 360-degree sound and thundering bass with great balance and clarity 20 Hours of Boom: This waterproof portable speaker has a massive 20-hour battery life and the latest cell technology, so you can boom all day long Virtually Indestructible Bluetooth Waterproof Speaker: A floating Bluetooth speaker that's rated IP67 waterproof and guaranteed to make a splash at your next pool party PartyUp: Use PartyUp on the Ultimate Ears BOOM app to pair several BOOM, MEGABOOM, EVERBOOM, EPICBOOM, and HYPERBOOM portable Bluetooth speakers, creating the ultimate surround sound experience Drop-Proof Wireless Speaker With Range: Enjoy 147 feet (45 meters) of wireless range and 3.28 feet (1 meter) of drop protection
360-Degree Sound: The MEGABOOM 4 portable waterproof Bluetooth speaker features a bigger size and larger woofer for powerful 360-degree sound and thundering bass with great balance and clarity 20 Hours of Boom: This waterproof portable speaker has a massive 20-hour battery life and the latest cell technology, so you can boom all day long Virtually Indestructible Bluetooth Waterproof Speaker: A floating Bluetooth speaker that's rated IP67 waterproof and guaranteed to make a splash at your next pool party PartyUp: Use PartyUp on the Ultimate Ears BOOM app to pair several BOOM, MEGABOOM, EVERBOOM, EPICBOOM, and HYPERBOOM portable Bluetooth speakers, creating the ultimate surround sound experience Drop-Proof Wireless Speaker With Range: Enjoy 147 feet (45 meters) of wireless range and 3.28 feet (1 meter) of drop protection
in 4 offers
360-Degree Sound: The MEGABOOM 4 portable waterproof Bluetooth speaker features a bigger size and larger woofer for powerful 360-degree sound and thundering bass with great balance and clarity 20 Hours of Boom: This waterproof portable speaker has a massive 20-hour battery life and the latest cell technology, so you can boom all day long Virtually Indestructible Bluetooth Waterproof Speaker: A floating Bluetooth speaker that's rated IP67 waterproof and guaranteed to make a splash at your next pool party PartyUp: Use PartyUp on the Ultimate Ears BOOM app to pair several BOOM, MEGABOOM, EVERBOOM, EPICBOOM, and HYPERBOOM portable Bluetooth speakers, creating the ultimate surround sound experience Drop-Proof Wireless Speaker With Range: Enjoy 147 feet (45 meters) of wireless range and 3.28 feet (1 meter) of drop protection
360-Degree Sound: The MEGABOOM 4 portable waterproof Bluetooth speaker features a bigger size and larger woofer for powerful 360-degree sound and thundering bass with great balance and clarity 20 Hours of Boom: This waterproof portable speaker has a massive 20-hour battery life and the latest cell technology, so you can boom all day long Virtually Indestructible Bluetooth Waterproof Speaker: A floating Bluetooth speaker that's rated IP67 waterproof and guaranteed to make a splash at your next pool party PartyUp: Use PartyUp on the Ultimate Ears BOOM app to pair several BOOM, MEGABOOM, EVERBOOM, EPICBOOM, and HYPERBOOM portable Bluetooth speakers, creating the ultimate surround sound experience Drop-Proof Wireless Speaker With Range: Enjoy 147 feet (45 meters) of wireless range and 3.28 feet (1 meter) of drop protection
Last updated at 12/07/2025 15:08:44
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Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
originally posted on influenster.com
originally posted on johnlewis.com
originally posted on johnlewis.com
| Speaker maximum output power | 20 Watts |
| Connectivity technology | Bluetooth |
| Audio output mode | Surround |
| Mounting type | Tabletop |
| Series Number | 4 |
See 3 more history offers
| Speaker maximum output power | 20 Watts |
| Connectivity technology | Bluetooth |
| Audio output mode | Surround |
| Mounting type | Tabletop |
| Series Number | 4 |
