XP D09 Deus headphones WS4

In the Absence of the remote control, the WS4 alone can operate the DEUS Thanks to its built in controls, and without any loss of power! The WS4 is a wireless backphone. Fully Weatherproof, foldable, compact and lightweight. The Headset Control has the advantage to be disconnected from the backphone. FUNCTIONS Adjustable Directly via the headphones (or WS4 WS5) Discrimination Sensitivity Ground Balance 5 Multi-Tones Tones Full + + Pitch 4 Frequency (4 kHz, 8 kHz, 12 kHz, 18 kHz) 10 Factory Programs + 8 User Programs That You Can Save Volume Control Includes: XP Deus WS4 earphones cartons Spare headphone pillows