I think it's noisy for privacy and security reasons. But that's the most annoying noise. I wonder if someone tried to disconnect the speaker. But it works as advertised and works very well. It is very simple and tested many times
Neewer Black Memory Card Storage Holder - Waterproof, Anti-Shock with 14 Slots for Micro SD, TF, CF, SD and XD Cards
12 Review
JJC Camera SD TF Micro SD Memory Card Case Holder Organizer Box with Card Removal Tool & Lanyard - Water-Resistant Storage for 4 SD & 4 TF Cards
12 Review
5-in-1 USB Camera Connection Kit with SD TF Card Reader, 3.5mm Headphone Jack, and Charging Adapter for iOS 14 Devices - Compatible with iPhone 12 Pro and iPad - SD Card Reader USB Camera Adapter with OTG Functionality
11 Review
πΎ ZIYUETEK Aluminum USB 3.0 Micro SD Card Reader for PC - Portable Memory Card Adapter with TF Card Reader
12 Review