Volkano Awake Plus series Alarm Clock with Wireless Charging & Speaker

Bluetooth Version: 5.0
Operating Distance: 10 m
Charge Input: 5 V DC 1 A
Sensitivity: 81 dB
Play Time: 3 – 5 Hours
Signal to Noise Ratio: 90 dB
Total Power Output: 6 W RMS
Battery: 3.7V, 1800 mAh
Charging Time: 5 Hours
Driver: 1 x 5W, 2’’, 4Ω
Frequency Response: 185 Hz -20 kHz
15W Wireless Charging
USB-A output: 5V 1A
Type-C Input: 5V/3A, 9V/2A, 12V/1.5A
Output Power for Wireless Charging: 5W/7.5W/10W/15W