1.Qualcomm BT 5.1: Premium Qualcomm chips make its stable performance and faster data transmission.

2.4-way intercom:Supports 4 riders connection and communication at the same time up to 1500m.You and your riding partners could also hearing your own cellphone music as back group.

3.Voice Assitant:The Gocom4 supports the voice assistant function.Riders could activate the cellphone built-in voice function for operation after pressing its physical buttons.

4.CVC Noise cancellation:the 40mm high-definition speakers provide you ultimate sound quality.The interior CVC noise cancallation optimization ensure the clear sound while riding in high-speed.

5.Application widely:it fits half helmet/full helmet/retro helmet/motocross helmet/uncover helmet