Portable Bluetooth Speaker: Built in Bluetooth 4.0+EDR wireless transmission, working distance up to 10 meters. Supports 2 way voice calls, built‑in high definition microphone, answering, hanging up, and rejecting functions allow you to enjoy the wireless era. Applicability: 3.5mm AUX‑IN interface, which can be widely connected to mobile phones, computers, tablets, etc. Bluetooth, AUX‑IN, TF card, multi modes switching, more music choices. Equipped with dual 52mm drivers to provide stereo sound. Memory Card Slot: Support micro USB charging, kill boring time by listening to FM radio, very suitable for family, party, picnic or any other activities, carry it with you, listen to music anytime, anywhere. High grade and high quality wooden speakers make it a work of art in your home. Long Playback Time: A single charge of a 1500mAh lithium ion battery of this wireless retro wooden speaker allows you to play up to hundreds of songs at medium volume, which is impressive for such a powerful speaker. Retro Design: Made of real solid wood, it has a beautiful classic retro look and feel. Compared with other traditional metal or plastic speakers on the market, it has a good aesthetic feeling and can perfectly match the texture of the wooden furniture around your house.