Be the first to review "DANIU Mini Wireless Hidden Camera WIFI IP Pinhole DIY P2P Video Camera Support TF Card Audio" Cancel reply. Review title. Mini Wireless Security Nanny Camera Hidden Pinhole Micro Spy Cam Complete System. $20.91. Free shipping New Anti-Spy Wireless RF Pinhole Camera/Bug Detector This Anti-Spy Wireless RF Pinhole Camera/Bug Detector Tracer will detect a wide range of wireless pinhole cameras and mini wireless bugs up to 3. Hidden Cameras. Amazon has a wide selection of hidden cameras and spy pens for you to choose from. Shop for the best small cameras with wireless capabilities for surveillance and security, from brands such as FREDI, Mofek and XJW. Wireless 2.4Ghz Pinhole Spy Camera . The most popular styles of housing for our hidden cameras are smoke detectors and PIR sensors. Both of these can be installed in plain sight in an office, shop or your home and people in the room won't give them a second look.