v4l2-ctl --all

Driver Info:
	Driver name      : cx231xx
	Card type        : Hauppauge USB Live 2
	Bus info         : usb-0000:01:00.0-1.3
	Driver version   : 4.19.75
	Capabilities     : 0x85200011
		Video Capture
		VBI Capture
		Read/Write
		Streaming
		Extended Pix Format
		Device Capabilities
	Device Caps      : 0x05200001
		Video Capture
		Read/Write
		Streaming
		Extended Pix Format
Priority: 2
Video input : 0 (Composite1: ok)
Video Standard = 0x0000b000
	NTSC-M/M-JP/M-KR
Format Video Capture:
	Width/Height      : 720/480
	Pixel Format      : 'YUYV' (YUYV 4:2:2)
	Field             : Interlaced
	Bytes per Line    : 1440
	Size Image        : 691200
	Colorspace        : SMPTE 170M
	Transfer Function : Default (maps to Rec. 709)
	YCbCr/HSV Encoding: Default (maps to ITU-R 601)
	Quantization      : Default (maps to Limited Range)
	Flags             :
Crop Capability Video Capture:
	Bounds      : Left 0, Top 0, Width 720, Height 480
	Default     : Left 0, Top 0, Width 720, Height 480
	Pixel Aspect: 11/10
Streaming Parameters Video Capture:
	Frames per second: 29.970 (30000/1001)
	Read buffers     : 2

User Controls

                     brightness 0x00980900 (int)    : min=0 max=255 step=1 default=128 value=128 flags=slider
                       contrast 0x00980901 (int)    : min=0 max=127 step=1 default=64 value=64 flags=slider
                     saturation 0x00980902 (int)    : min=0 max=127 step=1 default=64 value=64 flags=slider
                            hue 0x00980903 (int)    : min=-128 max=127 step=1 default=0 value=0 flags=slider
                         volume 0x00980905 (int)    : min=0 max=65535 step=655 default=60928 value=60928 flags=slider
                        balance 0x00980906 (int)    : min=0 max=65535 step=655 default=32768 value=32768 flags=slider
                           bass 0x00980907 (int)    : min=0 max=65535 step=655 default=32768 value=32768 flags=slider
                         treble 0x00980908 (int)    : min=0 max=65535 step=655 default=32768 value=32768 flags=slider
                           mute 0x00980909 (bool)   : default=0 value=0