Excellent condition Cayin C9. Absolutely brilliant amplifier. Combo includes amplifier, custom Cayin protective case, extra Cayin battery tray (which also allows charging of the batteries separately) & an extra set of Orbtronic batteries. All boxes & original accessories included. Original owner, purchased directly from Andrew at MusicTeck. Just under a year old. No trades, please. Includes everything you see here in addition to the stock batteries.