Product information :
Function: waterproof, dustproof
Applicable scene: desktop, outdoor, home, mobile and portable
Interface type: USB
Frequency response range: 40Hz-20KHz
Signal-to-noise ratio: ≥60dB
Power supply mode: built-in lithium battery
Channel : 1
Shell material:  304 stainless steel

Color: white, blue, yellow, black, red, green

Packing list:
Smart water cup*1