Body: Mahogany, edge radius 6mm  
Neck: Mahogany, Set Neck  
Fingerboard: Jatoba  
Frets: 22  
Scale Length: 30"  
Tuners: Wilkinson WJBL175  
Pickups: Alan Entwistle EB4 plus Alan Entwistle Bass Mini humbucker  
Controls: Volume/Tone 1/Tone 2 with 3 way TE Switch  
Top Nut: GraphTech®

The 'Callan' is an original Vintage® REVO Series™ guitar, designed and created by the UK Vintage design team and Alan Entwistle.