& ?This motorcycle communication systems are IP67-Proof, waterproof and dust-proof. It can be used on rainy or snowy days or dusty conditions; its buttons are large and can be pressed easily with gloves,and it offers many convenient features such as:voice assistant, one-click reject calls, one-click switching for intercom/music , and more. You don't need to be distracted by anything, It is definitely your best companion for riding. ? & ?This motorcycle bluetooth helmet speakers has a battery capacity of 1500mAh and charges using the TYPE-C interface, allowing for a rapid full charge in just 2.5 hours. Once fully charged, it can last up to 600h on standby, 60h for listening to music, and 50h for continuous calling.It also featured music sharing,allowing two riders to share the joy of the same song during their trip!. - ?This motorcycle bluetooth helmet headset is equipped with the latest Qualcomm 5.2 Bluetooth chip, which provides higher compatibility and faster, more stable connections, and it supports interconnection with third-party brands.It can support up to 6 riders for clear intercom communication within a maximum range of 6500 feets.When two way are connected, the communication distance can reach up to 2600 feets. ? & ?The motorcycle bluetooth intercom are equipped with a display screen that shows all the information you need, including battery capacity, bluetooth pairing state, FM channel and so on. You no longer have to worry about any complex operations. It also comes with a cool RGB color flow light strip. Choose from seven bright modes. It not only ensures safety during night rides but also makes you the coolest in the crowd!. ? & ?Gmax motorcycle bluetooth headset features HiFi 3D sound effects and amazing bass. It utilizes professional audio processing and tuning techniques to ensure a 3D?natural and balanced sound quality. With intelligent DSP and CVC noise-canceling technology, riders can still enjoy an immersive surround sound experience with the vibrant highs and deep, powerful bass music even at speeds of 80Mph! Enjoy your ride to the fullest!.