Neck-through construction allows the instrument have more sustain thanks to the direct transfer of string vibration from the neck to the body. In addition to that, it allows for better access to the upper frets with a deeper lower horn cutaway. The xxM56C are the M5 shape soapbar pickups. The quad coil design can be split and features deep tone, and the pickup is designed for extended string width of 74 to 95mm in low-curvature fingerboards. The "original series" bass pickups with passive designs. They are cast in epoxy to remove unwanted feedback and microphonics. The NTMB+ is a tone control preamp with fully independent Bass, Mid and Treble controls with very low noise and wide boost/cut range. The sound is extremely clear and transparent. Distortion is well below 0.001%. The two 9 volt batteries (18 volt operation) yields 6dB extra headroom. The 3 way mid frequency selector has 250Hz, 500Hz, and 800Hz as choice for more variety of the sound setting. - Neck type: ANB 5pc Maple/Purpleheart neck-through - Body: Quilted Maple top/Ash wing body - Fretboard: Purpleheart fretboard w/Abalone oval inlay - Fret: Medium frets w/Premium fret edge treatment - Number of frets: 24 - Bridge: Hipshot A style bridge (18mm string spacing) - Hardshell case included.