Question about UE Wonderboom

Product description for ULTIMATE EARS Bluetooth Speaker WONDERBOOM™, Subzero Blue

Welcome to the world of Ultimate Ears. Listen to music like never before with Ultimate Ears WONDERBOOM™, the ultra-portable Bluetooth® speaker with surprisingly clear, fresh sound and wonderfully rich bass. Even better, with 10 hours of battery life and a completely waterproof design, you can take it anywhere. From picnics in the park to movie and series sessions with hairy friends from the beach, to the shower and back, without missing a beat. And if you really want to turn it up, you can pair two units.

Technical features

Device type:
Bluetooth speaker
Speaker system:
Active
Number of speakers:
1
Signal transmission:
Wireless
Music transmission:
Bluetooth
Suitable for:
Smartphones, tablets and other devices that support Bluetooth® and Bluetooth® Smart audio profile [Advanced Audio Distribution Profile (A2DP)].
Frequency response:
80 - 20000 Hz
Efficiency:
86 dB

Features

Loudspeaker components:
two active drivers (40 mm) and two passive radiators (46.1 x 65.2)
Range with wireless:
33 metres
Bluetooth:
yes
Special features:
- Pair up to 8 Bluetooth®-enabled devices - Connect up to 2 devices simultaneously - It can even swim! (Waterproof to IPX7 (up to 30 minutes at 1 metre depth) - Simply tap to play, pause and skip tracks - Connect and party even louder.

Power supply

Battery/rechargeable battery type:
Lithium-ion
Battery life:
up to 10 hours

General features

Dimensions (W/H/D) / Weight:
93.5 mm x 102 mm x 93.5 mm / 425 g
Range of application:
Inside and Outside

Scope of delivery:
Wireless Bluetooth® speaker, micro USB cable, user manual