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Product name: Portable mini professional light bluetooth wireless speaker
Bluetooth Version: V4.2
Weight: 260g (speaker only)
Output Power: 3W THD+≤ 10% (1KHz/0dB)
Color: White, Black, can be customzied
Frequency Response: 100HZ-- 20KHZ
Signal-to-Noise Ratio: <60db
Battery life: Up to 4 hours (via Bluetooth)
Battery Charging voltage: 5V (400mA)
Working voltage: 3.3 -- 5V
Battery charging time: 3-4hours
Battery capacity: 3000mAh
Interface: Bluetooth, 3.5MM audio line-in jack, Micro USB charging port
Operating Frequency Range: 2.4GHz-2.48GHz
Bluetooth transmission distance: 10 meters
Certification: CE, ROHS, FCC, BQB