The FiiO FH5 is an in-ear monitor that features a hybrid driver system, combining balanced armature and dynamic drivers to deliver a balanced sound signature. The design of the FH5 includes an ergonomic shape that is intended to provide a comfortable fit during extended listening sessions. The housing is made from aluminum alloy, offering durability alongside a premium aesthetic. The FH5 supports a detachable cable system, allowing users to replace or upgrade the cable easily. It also features a 3.5mm gold-plated connector and comes with a range of ear tips for optimal sound isolation. The FH5's frequency response ranges from 20Hz to 40kHz, ensuring a wide bandwidth that caters to various musical genres with clarity and detail. The sensitivity is rated at 110 dB, providing adequate output with most devices, and an impedance of 24 ohms makes it easy to drive with portable audio sources. Additionally, the included carrying case adds convenience for transport and protection.