Metal, Silicone, TPE
• Model: HE05X
• BT Version: 5.0
• Transmission Distance: 10m (No Obstacle)
• Waterproof: IPX5
• Dustproof: IP6X
• Battery: 3.7V / 80MAH
• Working Time: About 8 Hours
• Standby Time: About 120 Hours
• Charging Time: About 2 Hours
• Horn Diameter: 10mm
• Speaker Sensitivity: 98dB
• Frequency Response Range: 20-20kHz