Size: 60*60*45 mm

 P0P-UP design, extended sound vacuumBuilt-in rechargeable Li-batteryCharging via 5pin USB port3.5" audio head with latent cableUp to 6 hours playing time after fully chargedOutput: 2.5wLoudspeaker size: 40mm 40 OHMFrequency Response: 350Hz-1000HzBattery Voltage: 3.7VBattery types: polymer chargeable batteryBattery Capacity: 400mAhBattery Charging Voltage: 3.7VCharging time: 1 hour,  Playing last time: 6 hours

gift box40pcs in one cartoncarton size: 44X38X29cmweight: 7.0kgs/carton

mini speaker hamburger design