Zoom's XYH-5 - accessory to the H5 recorder, but also suited for the H6 - is a stereo microphone capsule with efficient shockmounts and a high SPL.
The Zoom WSU-1 is a universal windscreen that fits the H1, H2n, H4n and H6 handheld recorders, as well as the IQ5 microphone and the Q2HD handheld video recorder.
The Zoom SSH-6 is a mid-size shotgun microphone for the H5 and the H6. Not only does it have a super-directional shotgun mic, it also features a bidirectional side mic for stereo recordings.
The Zoom RJQ-4 - an indispensable accessory when you're recording outside - is a rain cover and windscreen for the Q4 audio/video recorder. Please note, however, that it's water-resistant, not waterproof.
The Zoom MSH-6 is a mid-side microphone capsule, suitable for the H5 and H6 field recorders. Using this capsule, you're able to make mid-side recordings for film, video and TV projects.