The OMNITRONIC BOB-4 Extension Bracket white 2x is an accessory kit for connecting two BOB-4 speakers. The kit includes a white mounting bracket for speaker assembly and is intended for cluster mounting applications. It is designed specifically for the BOB-4 speaker system. The bracket has a specified weight of 0.57 kg. No dimensions, maximum load capacity, connection mechanism, electrical requirements, or safety certifications are stated.