• Long, rounded cavity appearance with fabric, simple and elegant

• Bluetooth 4.2 chip, wide compatibility, stable connection, lossless sound transmission

• Built-in microphone, one button to answer or hang up the call, free your hands and enjoy clear phone call

• Support TF card and Aux-in, you could enjoy music by different ways

• Support pre stored music plug and play, breakpoint continuation function

• Full frequency loudspeaker unit + professional vibration mold design

• It improves the working state of the traditional trumpet, makes the low-frequency vigorous and forceful

Specification:

• Model: RB-M11

• Bluetooth version: V4.2

• Transmission range: 10m

• Impedance: 4 ohms

• Sensitivity: 82dB

• Distortion: ＜3%

• Frequency: 30Hz-20KHz

• Speaker size: 2.75 inch 4Ω 5W

• Output power: 3.5W

• Battery specification: 18650 lithium 3.7V/1500mA

• Charging voltage: 5V/500mA

• Product size: 190x59x92mm

• Product weight: 457g

• Standby time: About 30h

• Play time: About 4h

• Function: support AUX/ TF Card / call

Compatible with:

• iPhone Samsung Huawei etc. Bluetooth-enabled devices