Gray Ghost Wireless Headphones for Garrett AT Pro AT Gold Metal Detect

Full 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 power: 4 dBm
• Frequency response: 20Hz to 20KHz (CD quality)
• Maximum Volume: 80-85dB
• Distortion: <0.1%
• Operation voltage: 3.1VDC to 4.2VDC
• Operating current: <50 mA