GR31 Portable Wireless Speaker

Feature:

• Bluetooth Version : 5.0
• Support : Bluetooth, Micro SD, USB, mode AUX, FM Radio
• Speakers: ¢52mm plus*1 , 4Ω/5W*1
• Battery : 1200mah 3.7V
• Input Power : DC 5V , 500mA
• Signal to noise Ratio: 90db
• Distortion(%) : less thanks or equal to 1%
• Frequency: 120Hz ~ 18Khz
• Battery : 500mAh/3.7V
• Playing Time : 1-2Hours
• Dimension: 62 x 62 x 129mm
• Weigh: 235g
• Colour: Red, Sky blue, Royal blue, Black, Green