Gray Ghost Wireless Headphones for Garrett AT Pro AT Gold Metal Detector Best Sellers Measurements: 18 x 12" (470

Measurements: 18 x 12" (470 x 300mm)

Solid state speakers designed for maximum sensitivity

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Gray Ghost Wireless Headphones for Garrett AT Pro AT Gold Metal Detector Best Sellers Measurements: 18 x 12" (470Full range volume control. Comfortable padded earphones insulates from ambient noise. Specifications: Operation frequency: 2. 4GHz Automatic pairing between transmitter and receiver upon power on. Lithium battery (both transmitter and receiver) Continuous operating time: 10 hours Charging time: up to 4 hours Transmission delay: 12. 5ms Transmitting distance: (between transmitter and receiver) : 20 feet Frequency modulation method: GFSK Transmission