Product Review

HW-3998S is compatible for Xbox One without Kinect when connected by an Xbox one adapter (not included in package).
1) Must USE the optical cable to connect transmitter with console with cable protection cover removed and plug firmly with correct direction.
2) USE 40cm USB cable to connect transmitter with console, 80 cm USB cable for charging headset

Connections:
1.Connect with PC:
Use USB cable to connect the transmitter and PC.
2.Connect with PS3/4/Xbox 360/Xbox One:
Use HDMI cable to connect console and TV;
Use optical cable to connect console and transmitter;
Use USB cable to connect transmitter and console.
3.Use 2.5-3.5mm cable to connect headset and controller of Xbox 360.
Use a fiber converter to connect Xbox 360 and 2.5-3.5mm cable if used on old version of Xbox 360.
4.Use Kinect as microphone or use 2.5-3.5mm cable to connect headset and Xbox One stereo headset adapter on controller if you want to use microphone on Xbox One.

Headset
Working voltage: 3.5-4.2V
Working current: 75 mA
Lithium battery: 1200 mAH
Working hours: 15h
Charging time: ≈5h
Frequency range: 2.400-2.483Ghz
Frequency space: 2 MHz
Transmit rate: 3 dB
Sampling frequency: 48 KHz
Modulate mode: GFSK
Receiving sensitivity: -85dB
SNR: 85 dB
Speaker size: Φ40mm
Speaker impedance: 32Ω
Frequency response: 20~20 KHz
Microphone sizes: Φ6.0*5mm
Microphone sensitivity: -58dB
Microphone direction: Omni directional
Microphone frequency response: 100Hz-8 KHz

Packing contents
1 x Transmitter
1 x Wireless headset
1 x .3.5-2.5 cable
2 x USB-USB Micro cable
1 x Fibre-optical cable
1 x Detachable Microphone
1 x Manual guide