- Four high power onboard amplifiers
- 8000 Watt Peak Power
- Upgrades HDL 50-A to 4K
The HDL 50 UPGRADE KIT 4K is the new amplifier module to upgrade the HDL 50-A to HDL 50-A 4K. It features 8000W Peak Class-D four-channel amplifier module assembled on a heatsink plate. It offers excellent and improved playback quality, ideal for high demanding touring applications. The kit includes connection cabling, thermal paste and assembly manual. The kit must be assembled from a qualified service center.