Home / Accessories / BOYA BA-30 Microphone Boom Arm BOYA BA-30 Microphone Boom ArmGHS2,290.17 The BOYA BA30 is a microphone arm that gives users enhanced experiences when using their microphone. It can provide a maximum arm reach of 43 cm (horizontal length) / 66 cm (vertical height). Out of stock SKU: BYBA30 Category: Accessories Tags: boom arm, boya Product ID: 6266