Model: GP-306  

• Pop-out design, extended sound vacuum
• Built-in rechargeable Li-battery
• Charging via 5pin USB port
• 3.5" audio head with latent cable
• Up to 6 hours playing time after fully charged
• Output: 2.5w
• Loudspeaker size: 33mm 40 OHM
• Frequency Response: 350Hz-1000Hz
• Battery Voltage: 3.7V
• Battery types: polymer chargeable battery
• Battery Capacity: 300mAh
• Battery Charging Voltage: 3.7V
• Charging time: 1 ho