AULOS Symphony Bass Recorder Baroque System with Hard Case 533B(E) Brand: AULOS Instrument Key: F sharp Material: Plastic Offers a rich sound and volume across the entire range. (E) English (Baroque) system. Range: f to g2. Shape: Concave bell foot joint. f, f# double keys. Accessories: Hard case, one-touch finger rest, cleaning rod, cleaning cloth, grease, strap. Highly regarded as a high-quality recorder, it incorporates many original technologies such as the hollow tube wall system, double sleeve joint, uniform mouthpiece structure, and one-touch finger rest.