Waterproof IPX9 rated: Ultimate Ears BOOM 2 can be immersed in water up to 1m for up to 30 minutes.
Block Party: You and up to 2 friends can join Block Party in the UE App and see who’s the better DJ with BOOM 2.
Wireless Capabilities: Pair up to 8 Bluetooth ® enabled devices – Connect up to two source devices at the same time. Wirelessly play (stream) to two BOOM 2s from one source. Mobile range of play is up to 33m (100 ft). NFC (passive) enabled – (works with active NFC enabled source devices * Android Jellybean and higher).
Power: Rechargeable Lithium-Ion Battery for up to 15 hours of battery life between Micro USB charges.
Audio: Maximum Sound Level: 90dBA Frequency Range: 90Hz – 20kHz Drivers: two 45mm (1 3/4″) active drivers and two 45mm x 80mm (1 3/4″ x 3″) passive radiators.