This is a replacement internal speaker assembly for ENVY X360 15-EU 15-ES TPN-W149 TPN-W150 series laptop, Simply plugs into the motherboard, repair distorted sound or issues relating to having NO sound! Service P/N: M45468-001 Compatible Part Number(s): 023.400MI.0001, 023.400MI.0011 Connector type: 4-Wire 4-Pin, Wire-to-Board, 4 Ohm / 2W Condition: New and Original, unused in perfect condition. NOTE: the screw NOt included, Please retain the original screw for the installation of this part. Reference Compatible with TPN-W149 TPN-W150: - Envy x360 15-ES series: 15-ES2026NR, 15-ES2168NR, 15-ES2072CL, 15-ES2083CL, 15-ES1073CL, 15-ES2508DX, 15-ES2050WM, 15-ES2501DX, 15-ES2003CA, 15-ES0003CA, 15-ES0000TX ... - Envy x360 15M-ES series: 15M-ES1013DX, 15M-ES0013DX, 15M-ES1023DX, 15M-EU0023DX, 15M-ES0001TX ... - Envy x360 15T-ES series: 15T-ES000, 15T-ES100 - Envy x360 15-EU series: 15-EU0XXX, 15-EU1026NR, 15-EU0097NR, 15-EU0177NG, 15-EU0043DX, 15-EU0003CA, 15-EU0010CA, 15-EU0013CA, 15-EU0033DX, 15-EU0043DX, 15-EU1010NR, 15-EU1073CL, 15-EU1077NR, 15-EU1086NR, 15-EU1747NR ... - Envy x360 15M-EU series: 15M-EU0013DX, 15M-EU0033DX, 15M-EU0043DX ... - Envy x360 15Z-EU series: 15Z-EU000 What's in the box: 1x Left & Right Speaker assembly