Top 10 best-selling Headphone Amplifier

Listen to music with three others at once with the 4-channel TIE Audio Headphone Amplifier. Each headphone socket has its own volume control. This amp has RCA as well as TRS inputs.

Plug it into a power socket, a power bank or slot in two AA batteries and the neat and portable Zoom ZHA-4 headphone amplifier becomes the ideal podcasting tool.

Wrapped in a compact box, the RockBoard® HA 4 Headphone Amplifier takes a stereo input signal and feeds four independent headphone outputs - an absolute essential for studio and live work.

The neat and compact LD Systems HPA 4 headphone amplifier is able to boost the power of up to four pairs of headphones, raising the volume without distorting the audio.

The LD Systems HPA 6 headphone amplifier features six fully adjustable channels and can be mounted in a 19-inch rack to build a professional set-up.

The LD Systems HPA 1 is a versatile headphone and in-ear amplifier in the form of a compact, high-output beltpack built for the stage and studio.

If you're after a professional headphone amplifier, then the Mackie HM-400 is an excellent option. It's a 4-channel amp with 3 headphone outputs per channel that's suitable for the studio or rehearsal room, for instance.