D'Addario XT Phosphor Bronze Acoustic Guitar Strings, Custom Light, 11-52 Beyerdynamic Designed with a circuit that

Designed with a circuit that is used not only for professional audio equipment but also in measurement devices that handle highly detailed signals

and two footswitchable master volumes also grace the JVM205C

flat 5 Hz to 32 kHz frequency response to perfectly preserve the character of your vocals

Get up to 70 hours of operation from one 9V battery

the R10 is equipped with LED current metering to show how much power is being used

D'Addario XT Phosphor Bronze Acoustic Guitar Strings, Custom Light, 11-52 Beyerdynamic Designed with a circuit thatStand the test of time with strings that endure. DAddario XT strings use groundbreaking life span technology on every string in the set to bring you enhanced pitch stability and long lasting performance all while preserving the tone and feel of your favorite untreated strings. These strings are made to stay, for performance that never fades away. XT strings feature an extended lifespan treatment on every string in the set, preserving the natural tone