Signal to noise ratio: ≥ 85dB, Product size: 114 * 50 * 32mm, Battery specification 3.7V built-in protection board, Output power: 3W THD=10%, Product color: black / white / pink, Rated power: 3W, Interface type: standard MICRO 5PIN, Frequency response: 80Hz-20KHz, bluetooth: 5.0, Charging input: DC5V/1A, Playback duration: 5-6 hours, Battery capacity: 1000 mA, Model: Z7, Distortion: < 0.5%, Speaker: 40 external magnet 2 Ω 3W, Size of color box: 133 * 70 * 38mm.
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Banggood
Warehouse in China.
Link: OLAF Wireless Speaker Alarm Clock
Price: $-3
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