Key Features:

W3(3.5mm) W6(6.35mm) plug for detectors with W3(3.5mm) W6(6.35mm) audio jack
Transfer original, no distortion audio signal
Only 0.06s delay
Splash-proof structure
1 touch button control
6 hours working time
Long spring cable
Easy to attach & secure
USB rechargeable
Light weight headphone
No interference with VLF or PI detectors

Technical Specifications

Transducer type - Dynamic
Operating principle - Closed
Frequency response - 20–20,000Hz
Nominal impedance - 32om
Sound pressure level - 111dB
Power handling capacity - 100 mW
Max. sound pressure level - 131 dB
Sound coupling to the ear - Supra-aural
Headband pressure - 2.5N
Wireless technology - Digital 2.4GHz
Paring type - Manually digital
Weight - 115g
Charging - USB 2.0
Power - 3.7VDC
Current - 40mA
Battery - 300mAh Li-Poly
Transmitting power - 5dbm

Transmitter

Transmitter Cable - 25cm straight+5cm coil
Connector - For metal detectors with 1/4" or 6.35mm jack
Attaching - Clip on rod,magnetic attach
Protection level - Splash-proof
Control - One touch button
Accessories - Carry case, adapter , ear pads
Weight - 60g