Amazon has the Adata SD600 256GB 3D NAND USB 3.1 External SSD (Rugged Black or Rugged Red) for $50 with free shipping. Features read speeds up to 440 MB/s and write speeds up to 430 MB/s. Also get the 512GB version for $80 with free shipping.
Has good Amazon Reviews.
Amazon has the SanDisk 32GB Dual USB 3.0 / microUSB Drive (SDDD3-032G-G46) for $8.89 with free shipping on $25+ or with Prime. List price: $16. Read speeds from drive to computer up to 150MB/s. (16GB only) Read speeds from drive to computer up to 130MB/s. Has good Amazon Reviews.
Amazon has the Samsung 256GB U3 MicroSDXC EVO Select Memory Card with Adapter (MB-ME256GA/AM) for $40 with free shipping. List price: $55. Has excellent Amazon Reviews.
Amazon has the Samsung EVO Select 128GB UHS 3 MicroSDXC Card (MB-ME128GA/AM) for $20 with free shipping on $25+. List price: $42. Features up to 100MB/s & 90MB/s read & write speeds respectively; Class 10 UHS 3.
Has excellent Amazon Reviews.
Amazon has the Samsung 860 QVO 1TB 2.5" SATA III Internal Solid State Drive (MZ-76Q1T0B/AM) for $108 with free shipping. Retail price: $130. Features 1TB storage capacity, 2.5" / 7mm Form Factor, SATA III 6 Gb/s Interface, up to 550 MB/s sequential read speed. Has good Amazon Reviews.
B&H Photo Video sells it for the same price.
Amazon has the 32GB Sandisk Ultra Dual Micro USB + USB 3.0 OTG Flash Driv(SDDD3-032G-G46) for $7.99 with free shipping on $25+ or with Prime. List price: $16. High-speed USB 3.0 performance with up to 150MB/s file transfer from drive to computer. Compatible with OTG-enabled Android phones and most computers.
Has good Amazon Reviews.
For Prime members only, Amazon has the 64GB Samsung Pro Endurance U1 microSDXC Memory Card (MB-MJ64GA/AM) for $18 with free shipping. Features up to 26,280 hours of 4K and Full HD (1080p) recording and playback.
Walmart has the HP S700 PRO 256GB SATA III Internal SSD (2AP98AA#ABL) for $51 with free shipping. Retail price: $119. Features up to 1GB DRAM Cache for better multi-tasking and durability.
Amazon has the SanDisk Ultra 2TB 3D SATA III 6Gb/s Internal 2.5" SSD (SDSSDH3-2TOO-G25) for $250 with free shipping. Has excellent Amazon Reviews.
B&H Photo Video sells it for the same price.
Amazon has the SanDisk 64GB Ultra SDXC UHS-I Memory Card (SDSDUNC-064G-GN6IN) for $11 with free shipping.
Amazon has the SanDisk Sandisk Ultra 32GB Class 10 Micro SD Card (with Adapter, SDSQUAR-032G-GN6MA) for $6.75 with free shipping on $25+ or with Prime. List price: $15. It features transfer speeds of up to 98MB/s.
Has excellent Amazon Reviews.
Amazon has the 240GB PNY CS900 SATA III 2.5" Internal Solid State Drive (ssd7cs900-240-rb) for $31 with free shipping. Features up to 535MB/s seq. read and 500MB/s seq. write speeds.
Has good Amazon Reviews.
Amazon has the WD 6TB Red SATA 6.0Gb/s 3.5" NAS Internal Hard Drive (OEM/Bare Drive) for $170 with free shipping. Retail price: $300. Features 64MB cache with IntelliPower Rotational Speed (variable 5400RPM to 7200RPM).
Has good Amazon Reviews.
Amazon has the SanDisk 128GB Ultra Plus Class 10 microSDXC Memory Card for $20 with free shipping for Prime members. Includes an SDHC/SDXC adapter and features read speeds of up to 80MB/s.
Walmart sells it for the same price.
Amazon has the 64GB Silicon Power High Speed MicroSD Card w/ Adapter (SU064GBSTXBU1V21AD) for $8.99 with free shipping. UHS-1 Class 10 specifications, enabling fast file transfer speeds and Full-HD video recording.
Has good Amazon Reviews.