LOUD HPBT 640 specs

Key Features

• Heavy Bass 
• Built-in Microphone 
• Folding Design 
• 5 Hours Battery

Specification

• Chipset : JL
• Bluetooth Version : 4.2
• Mode : Bluetooth / Audio Input
• Sensitivity : 108dB+/-3dB
• Battery Capacity : 200mAh
• Frequency Response : 90Hz-18kHz
• Power Supply : DC5V
• Playback Time @ 70% Volume : 5-6 hrs
• Charging Time : 1-2 hrs