Dell Premium Active Pen
TRIPP LITE B013-HU-4K Tripp Lite HDMI HDBaseT KVM Console Extender Over Cat6-2 USB Ports, IR, 4K @ 30 Hz (130 ft.), 1080p (230 ft.),
Targus AMM0102TBCA Universal Stylus for Tablets, iPod Touch, iPhone and Other Touch Screen Devices
IOGEAR Accu-Tip Stylus for Tablets and Smartphone