This product is a cable tester for already installed or bulk HDMI cables with 2 HDMI A plugs.
It uses a 9V battery block and comes with optical and acoustical signals.
Specifications :
Connections main unit : 1 x HDMI A socket REMOTE
1 x HDMI A socket MAIN
Connections remote unit : 1 x HDMI A socket
Weight of both unit : 107g
Dimensions main unit : 103.7 x 62.4 x 28.7 mm
Dimensions remote unit : 100.4 x 30.4 x 24.9 mm
Operating voltage : 9 V DC
Battery size : 9 V block
Housing : Plastics