Recording Studio: From Amazon 1.) Photo Backdrop Banner Stand From Amazon; Emart 10 x 8ft (W X H) Photo Backdrop Banner, Stand Heavy Duty - Adjustable Telescopic Tube Trade Show Display Stand, Step and Repeat Frame Stand for Professional Photography Booth Background Stand Kit by EMART $28.00 or Emart Photo Studio 10 x 12ft Black Backdrop Screen, Seamless Chromakey Backdrop Muslin Background Screen for Photography
2) Neewer Telescopic Tube Background Support Pole and Stand with Heavy Duty Base for Photography Backdrop and Trade Show Display, 10 x 8 feet Adjustable Frame (W x H), Aluminum Alloy $89.001.
5. Adjustable arm Chair $250
Boss Office Products Ergonomic Works Drafting Chair with Adjustable Arms in Black by Boss Office Products
6. Light Meter: URCERI Light Meter Digital Illuminance Meter Handheld Ambient Temperature Measurer with Range up to 200,000 Lux Luxmeter with 4 Digit Color LCD Screen 4.3 out of 5 stars 256 Amazon $ 19.99
Viozon Tablet Floor Stand, Holder for iPad,Applicable to3.5~6inch Smart Phone and 7~13 inch Tablet Such as iPad, iPhone X, iPad Pro,iPad Mini, iPad Air 1-2 / iPad 2-4 (Silver)
Licheers Cell Phone Stand, Height Adjustable Phone Stand for Desk Tablet Stand Compatible with iPad, iPhone, Android Smartphone, Nintendo Switch and More 4-13 inch Devices (White) 
From Amazon
Neewer Telescopic Tube Background Support Pole and Stand with Heavy Duty Base for Photography Backdrop and Trade Show Display, 10 x 8 feet Adjustable Frame (W x H), Aluminum Alloy $89.001. 
1909 Checkered Black and White 8 x 10 Area Rug Carpet - 8' x 10' from overlook