See model 22H for specifications.
The 22R is exactly the same as a 22H except it was built with the necessary cabinetry to accept a Hammond ETK reverb kit.
Amplifier Type
1 Channel Vacuum Tube
Output Power
35 Watts
Drum
1 - 15" Speaker
Horn
1 - Compression Driver
Speeds
1 Speed (Stop/Tremolo)
Interface
6 Pin Balanced