operating frequency
26 kHz, 35 kHz, 3 kHz, 20 kHz, 14 kHz
sensitivity
12 Inches (U.S.Coin ), 15 Inches (U.S.Coin ), 20 Inches (U.S.Coin ), 25 Inches (U.S.Coin ), 30 Inches (U.S.Coin ), 40 Inches (U.S.Coin )
user
Adults
type
new
place of origin
United States
Communication Interface
Bluetooth
