Sgnl HB-N50

Open and Close your ear whenever you want

Screenshots

Hunter's comment

Today, I'd like to introduce to you a neckband wireless earphone that have a good ear fit, can block external noises, and can detect dangerous sounds from the outside. This is "HB-N50".

Open Ear Control (OEC). Detects ambient sounds through the external microphone, reproduces the external sounds to the internal speakers
Active Noise Canceling (ANC)
supports Apple Siri and Google Assistant
light and comportable