Zigen ZIG 14DA 1x4 HDMI Distribution Amplifier with 3D Support Williams Sound The all aluminum alloy body and Bundle:With Windbuster and Mini Cable The all aluminum alloy body and chassis of the amplifier shields against electromagnetic interference and the built in rechargeable 1400 mAh battery provides approximately 16 hours of operation on a four hour charge via mini USB port The ART USB Mix is a solid choice if you're just starting out with computer recording ZIG 14DA will split the HDMI signal to four outputs without signal loss and maintain high resolution up to 1080p 60 Hz The ZIG 14DA 1 x 4 HDMI Distribution Amplifier from Zigen allows you to split any HDMI digital video with embedded audio source to four HD displays