The PAC526FBP4 simplifies flat panel installation by providing an organized, recessed space for routing excess cables. The addition of the flange adds an aesthetic trimmed appearance and drywall mounting capability. A high-performance, non-sacrificial SurgeX<® power accessory is integrated to protect AV equipment while also improving audio and video performance. Compatible with the PST, PRO, PLP, MSR, MTR, MWH, MWR, PWR, PNR, PDR, Thinstall, and FUSION wall mounts.