Bamboo wireless speaker - Bamboo wireless speaker - Wireless 5.0 speaker in a bamboo housing with LED traffic lights. 1 Li-Pol 300 mAh battery included. Output data: 3W, 3 Ohm and 5V. Playback time approx. 4 hours (70% volume). Type C. Bamboo is a natural product, therefore slight differences in color, pattern and size may occur.