Wireless 3W light up logo Bluetooth speaker with antibacterial treatment. Double sound output for an unparalleled sound quality for a speaker this size. The ring speaker can be tilted to direct the sound in any direction. Has built in microphone and conference call function. Capacity: 500 mAh 3. 7 V battery. Frequency: 50 Hz 20 KHz. Sound output: 1 x 3 W. Impedance: 4 . Bluetooth 4. 2. Net weight: 100 grams. Size: ? 50 mm x 45 mm. Delivered with a gift box with magnetic closure, made out of recycled paper.