Features:
100% Brand new and high quality!
Wireless speaker
Support Bluetooth
Larger 40mm driver delivers precise highs for superb sound
Built in rechargeable battery， charged by computer via USB interface.

Specifications:
Material: Stainless Steel
Chip: CSR8635
Bluetooth Vertion: 4.0+EDR
Frequency response: 100Hz-18KHz
Distortion: less than 5%
Signal to noise: more than 80dB
Connection range: 7-10m
Horn: 40mm 4Ohm/3W x 2
Battery: Li-on Battery 1000Mah
Size: 13cm x 6cm x 2.3cm
Color: Silver

Package includes:
1 x Bluetooth Speaker
1 x USB Cable
1 x Bag