A headphone, comprising: a first speaker assembly including a first audio driver and a first tactile bass vibrator; a second speaker assembly including a second audio driver and a second tactile bass vibrator; and a signal processing circuit configured to generate a first tactile vibration signal and a second tactile vibration signal from an audio signal to be received by the headphone, the first tactile vibration signal driving vibration of the first tactile bass vibrator and the second tactile vibration signal driving vibration of the second tactile bass vibrator, wherein the first tactile vibration signal differs from the second tactile vibration signal such that the tactile vibration signals form a stereo tactile vibration signal, wherein the audio signal to be received by the headphone comprises a stereo audio signal including a first channel and a second channel, and wherein the first tactile vibration signal comprises a modified bass component of the first channel and the second tactile vibration signal comprises a modified bass component of the second channel, wherein the signal processing circuit comprises: a first frequency filter and separator configured to separate and pass a bass component of the first channel and a non-bass component of the first channel; and a second frequency filter and separator configured to separate and pass a bass component of the second channel and a non-bass component of the second channel; characterized in that the signal processing circuit further comprises a signal comparer configured to compare the bass component of the first channel and the bass component of the second channel and generate a similarity signal indicating a difference between the bass component of the first channel and the bass component of the second channel; further comprising a signal adjuster configured to adjust at least one of the bass component of the first channel and the bass component of the second channel responsive to the similarity signal generated by the signal comparer and wherein the signal adjuster is configured to modulate the bass component of the first channel with the non-bass component of the first channel, and to modulate the bass component of the second channel with the non-bass component of the second channel. a first speaker assembly including a first audio driver and a first tactile bass vibrator; a second speaker assembly including a second audio driver and a second tactile bass vibrator; and a signal processing circuit configured to generate a first tactile vibration signal and a second tactile vibration signal from an audio signal to be received by the headphone, the first tactile vibration signal driving vibration of the first tactile bass vibrator and the second tactile vibration signal driving vibration of the second tactile bass vibrator, wherein the first tactile vibration signal differs from the second tactile vibration signal such that the tactile vibration signals form a stereo tactile vibration signal, wherein the audio signal to be received by the headphone comprises a stereo audio signal including a first channel and a second channel, and wherein the first tactile vibration signal comprises a modified bass component of the first channel and the second tactile vibration signal comprises a modified bass component of the second channel, wherein the signal processing circuit comprises: a first frequency filter and separator configured to separate and pass a bass component of the first channel and a non-bass component of the first channel; and a second frequency filter and separator configured to separate and pass a bass component of the second channel and a non-bass component of the second channel; a first frequency filter and separator configured to separate and pass a bass component of the first channel and a non-bass component of the first channel; and a second frequency filter and separator configured to separate and pass a bass component of the second channel and a non-bass component of the second channel; characterized in that the signal processing circuit further comprises a signal comparer configured to compare the bass component of the first channel and the bass component of the second channel and generate a similarity signal indicating a difference between the bass component of the first channel and the bass component of the second channel; further comprising a signal adjuster configured to adjust at least one of the bass component of the first channel and the bass component of the second channel responsive to the similarity signal generated by the signal comparer and wherein the signal adjuster is configured to modulate the bass component of the first channel with the non-bass component of the first channel, and to modulate the bass component of the second channel with the non-bass component of the second channel.