Boss BT-Dual Bluetooth Audio MIDI Dual Adapter case bag Powers calls it C-class bracing

Powers calls it C-class bracing because this V-class variation using an asymmetrical cantilevered bracing pattern to provide more volume and rich bass than would otherwise be available in a smaller sized guitar body

Pre-Owned Santa Cruz 00 Skye Adirondack/Cocobolo Acoustic-Electric Guitar

3-way switch

the line out volume can be adjusted by rotating knob (C)

The slightly shorter scale length of the Grand Concert shape

Boss BT-Dual Bluetooth Audio MIDI Dual Adapter case bag Powers calls it C-class bracingBoss BT Dual Bluetooth Audio MIDI Dual Adapter The Bluetooth Audio MIDI Dual Adaptor (BT DUAL) is a compact adaptor that brings Bluetooth audio and MIDI capabilities to compatible BOSS and Roland products. Once installed, you can pair with a Bluetooth device such as smartphone or tablet and communicate wirelessly with the product. The actual wireless functionality that's available depends on the specific product model, but it may include music