7RYMS is a sub-brand of Shenzhen Errun Electronic Technology Co., Ltd. A brand that creates unlimited possibilities with sound, with the most professional team and advanced technology, through the most stringent quality control and testing, to achieve its top identification of audio product series in the photography industry. 7Ryms, it consists of the number 7 and “Ryms”, the abbrevia- tion of “Rhythm”. And in 7Ryms, 7 is a symbol of infinite possibilities while Ryms is the note of the sound.