Detail PORTABLE SPEAKER BLUETOOTH BT WIRELESS SLC-153 SLC 153
Wireless transmission range = 10M Audio noise ratio = ≥90db Battery capacity = 1200mAh Voltage = 3.7V Normal volume playing time = 5-6 hours Horn specification = OD 52mm x2pcs The speaker power = 4 Ω / 10W Frequency response = 120hz-20khz Carton capacity = 100pcs Charging voltage = 5V / 500MA