• Speaker Size: 52MM in diameter * 30MM in height
• Specification: 3Ω5W (2PCS)
• Battery 3.7V/1200mA 18650
• Bluetooth version VER.5.0
• Bluetooth frequency 2.4GHz
• Bluetooth transmission distance ＞10M rated power 3W*2
• Frequency Range 60Hz~16KHz Signal-to-noise ratio ≥90dB
• Battery life ＞2.5H (100% volume)
• Charging time ＜2.5H
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