Power Source: USB Chargeable, 1800 mAh chargable battery
Battery life: 4 hr | Charging time: 2 hr
Bluetooth Version: V3.7
Wireless range: 10 m
Wireless music streaming via Bluetooth
Memory Card Slot
UBON GBT-290 Surround wooden wireless speaker. It is powered by a 1200mAh rechargeable Li-ion battery that offers up to 4 hours of continuous playtime.It supports TF Card,FM & USB port function. It amplify sound throughout the room, making this great for music listening. Pair via Bluetooth to soundtrack your next party, or to set the mood for when you want to relax with a good album in rich, audiophile quality. This set includes the portable speaker and a power cord