operating frequency
26 kHz, 35 kHz, 3 kHz, 20 kHz
sensitivity
15 Inches (U.S.Coin ), 18 Inches (U.S.Coin ), 20 Inches (U.S.Coin ), 25 Inches (U.S.Coin ), 40 Inches (U.S.Coin )
user
Adults
type
new
place of origin
United States
Communication Interface
Bluetooth
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