![Just got these edifier r1700bt speakers. I love them but im confused on what these 2 buttons do. All I know is they control something called "sound field extension". Anyone know? : Just got these edifier r1700bt speakers. I love them but im confused on what these 2 buttons do. All I know is they control something called "sound field extension". Anyone know? :](https://i.redd.it/3j3sqzcxwp761.jpg)
Just got these edifier r1700bt speakers. I love them but im confused on what these 2 buttons do. All I know is they control something called "sound field extension". Anyone know? :
![Edifier R1280DB Powered Bluetooth Bookshelf Speakers - Optical Input - Wireless Studio Monitors - 4 Inch Near Field Speaker - 42w RMS: Bookshelf Speakers: Amazon.com.au Edifier R1280DB Powered Bluetooth Bookshelf Speakers - Optical Input - Wireless Studio Monitors - 4 Inch Near Field Speaker - 42w RMS: Bookshelf Speakers: Amazon.com.au](https://m.media-amazon.com/images/I/71jz4Ex9NJL._AC_UF894,1000_QL80_.jpg)
Edifier R1280DB Powered Bluetooth Bookshelf Speakers - Optical Input - Wireless Studio Monitors - 4 Inch Near Field Speaker - 42w RMS: Bookshelf Speakers: Amazon.com.au
Edifier R1280DBs - 2.0 Active BookShelf Speaker with Bluetooth 5.1| Reflex Port | RCA AUX | Sub-Out Woofer | Shopee Malaysia
![Edifier R1280T Powered Bookshelf Speakers - 2.0 Active Near Field Monitors - Studio Monitor Speaker - Wooden Enclosure - 42 Watts RMS | Headphone Reviews and Discussion - Head-Fi.org Edifier R1280T Powered Bookshelf Speakers - 2.0 Active Near Field Monitors - Studio Monitor Speaker - Wooden Enclosure - 42 Watts RMS | Headphone Reviews and Discussion - Head-Fi.org](https://everydaylisteningblog.files.wordpress.com/2016/09/dsc064692.jpg?w=2720[color=rgb(61,%2089,%20109)][/color])
Edifier R1280T Powered Bookshelf Speakers - 2.0 Active Near Field Monitors - Studio Monitor Speaker - Wooden Enclosure - 42 Watts RMS | Headphone Reviews and Discussion - Head-Fi.org
Edifier R1280DBs - 2.0 Active BookShelf Speaker with Bluetooth 5.1| Reflex Port | RCA AUX | Sub-Out Woofer | Shopee Malaysia
![Edifier R1280DB Powered Bluetooth Bookshelf Speakers - Optical Input - Wireless Studio Monitors - 4 Inch Near Field Speaker - 42w RMS: Bookshelf Speakers: Amazon.com.au Edifier R1280DB Powered Bluetooth Bookshelf Speakers - Optical Input - Wireless Studio Monitors - 4 Inch Near Field Speaker - 42w RMS: Bookshelf Speakers: Amazon.com.au](https://m.media-amazon.com/images/I/71G4C6QJs+L.jpg)