The hdmm15ma 50 ft active high speed hdmireg cable features a built in active signal booster for a connection distance of up to 50 feet 15m between your hdmi enabled devices with no signal loss this durable yet lightweight cable features thinner hdmi wire construction that allows for a more flexible installation with minimal clutter plus the cable features built in amplifier circuitry which actively boosts the hdmi signal with no external power required this high quality hdmi cable full