This speaker has great sound for its size.fully working. condition is good.

Your SRS-XB21 is uniquely rustproof, so not only does it look good, but you can also drop it in the sea without a problem.

Features:

• Bluetooth Version 4.2

• 20 Hz–20,000 Hz Frequency Range

• Stereo Mini Jack (IN), Micro USB Interface

• IP67 Water Protection

• NFC

• Hands-Free Function

• 193 x 72 x 65 mm

• 530 g