Promo Bluetooth Speaker
Bluetooth support: V2.1 +EDR
Range: 10 meters
Transmitting frequency: 2.4G HZ
Power supply: DC5V/100-120mA
Battery: 3.7V 1000mAh lithium
Charging time: approx. 6-8 hours
Operating time: approx. 8 hours
Frequency response: 80HZ-100KHZ
Output: 3w
S/N Ratio: >95db
Distortion: <1.0%
Color: Silver, Rose golden, golden
Weight: 276g
Speaker Size: 89*&89*29mm