Portable BT speaker works with most BT enabled devices
Splashproof (IPX4)
BT version：3.0 + EDR
BT profiles：HSP, HFP, A2DP and AVRCP
BT operating distance：10 meters (equal to 33 feet)
Frequency range：2.4-2.48GHz
Speaker diameter：40mm
Speaker output power：3w
Frequency response：100Hz-20kHz
Built-in lithium battery：300mAh
Charging input power：DC 5V