IEEE 1394 178cm / 70" $10 HDMI HD 505 4K 285cm / 112" $15 HDMI 4K 200cm / 79" $12 HDMI 4K 153cm / 60" $10 RJ45 for Ethernet networking varied lengths from $10 RJ111 for telephone wiring varied lengths from $5 USB 2.0 2A+1B $5