Walmart offers the Monster SoundStage S1 Mini Wireless Speaker for $50. Choose in-store pickup to drop it to $49. That's $37 under our February mention and the lowest price we've seen. (It's the best deal now by $11.) It features both WiFi and Bluetooth connectivity.
Office Depot and OfficeMax offers the Belkin 3-Foot 3.1 USB-C to USB-C Cable for $7.49. Choose in-store pickup to avoid the $9.95 shipping fee. That's the lowest price we could find by $3, although most stores charge at least $19. It supports transfer speeds of up to 10Gbps.