This is a replacement Left side Speaker assembly for Pro 14" A2442 A2779 series laptops, and fix issues with sound output. An aging or malfunctioning speaker may have buzzing noises or cut out unexpectedly, restore your laptop's sound quality with this replacement part, NO soldering is required. Compatible Part Number(s): 661-21073 Connector type: ZiF Connector Wire-to-Board Reference Compatible with models: A2442 Late 2021: - MaookPro18,3 14" 2021: MKGR3LL/A* (3.2 GHz M1 Pro) EMC: 3650 - MaookPro18,3 14" 2021: BTO/CTO (3.2 GHz M1 Pro) EMC: 3650 - MaookPro18,3 14" 2021: MKGT3LL/A* (3.2 GHz M1 Pro) EMC: 3650 - MaookPro18,3 14" 2021: BTO/CTO (3.2 GHz M1 Max) EMC: 3650 - MaookPro18,3 14" 2021: BTO/CTO (3.2 GHz M1 Max) EMC: 3650 A2779 Early 2023: - MaookPro14,9 14" 2023: MPHE3LL/A* (3.49 GHz* M2 Pro) EMC: 8102 - MaookPro14,9 14" 2023: MPHF3LL/A* (3.49 GHz* M2 Pro) EMC: 8102 - MaookPro14,5 14" 2023: MPHG3LL/A* (3.68 GHz* M2 Max) EMC: 8102 - MaookPro14,5 14" 2023: BTO/CTO* (3.68 GHz* M2 Max) EMC: 8102 What's in the box: 1x Left Internal Speaker assembly