B346CKV, B346CV, BM270v, BX340C, BX340CK, CP5271UVv, CP7271KPv, X27, X27Pv, X27v, XB273KPv, XB273KSv. T4XM2.001, 378G050A628YAB. This part is a genuine part direct from Acer so you can be sure you are receiving the highest quality product available.
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