THE COOMAX JOURNAL
Guides & advice
Practical guides for choosing, connecting and caring for your earpiece or camera. Start with your question, then follow the instructions for your exact model.Choose a guide for your next step
Choose a setup
Understand phone compatibility, kit connections and what is included.Open the buying guideGet it working
Check an audio or camera connection in a useful order.Check a Vip Pro audio issueChoose a replacement
Match batteries, charging cables and spare components to your model.Find the right charging cable
GSM earpieces in the UK and US: check the network first
Match the exact cellular unit to the operator, voice service and destination. Avoid treating the GSM name or a 4G label as a universal compatibility promise.
Full earpiece kit or spare accessory: check what is included
Read kit contents and option selectors together. Check whether a listing includes the bridge, earpiece, batteries and charging items you need.
How to Choose a Good Spy Earpiece
Choose an earpiece kit by the job each component must do. Receiver size is one decision; the audio source, microphone, power and...