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A1 Two-channel stereo Bluetooth speaker

Transmission distance: 1OM
Bluetooth: 5.0
Input voltage: DC 5V
Signal to noise ratio: 80% higher
Speaker output: 3W*1
Genus frequency response: 2OHZ-2OKHZ
Peak power: ~5-6W
Charging time: 3-5 hours
Play time: 2-5 hours
External storage: 32G upper limit of memory card