SNOW HELMET WITH BUILT-IN COMM SYSTEM.The sleek and versatile Latitude S1 combines the safety of a snow helmet with Sena’s Bluetooth® intercom technology.The speakers and a microphone are built right into the ear pads, so you can communicate with up to three other Sena Bluetooth headsets via Bluetooth intercom, all without the need for any cell phone/data connections! With phone pairing ability and compatibility with smartphone apps, this lightweight snow helmet is feature-packed and looks right at home on a snowboarder or skier’s head.ADVANCEMENTS IN SNOW HELMET DESIGN.Sena designed the Latitude S1 with safety, convenience, and comfort in mind.The helmet is composed of a durable ABS shell with an EPS liner.It’s certified by both the European Committee for Standardization (EN 1077B) and the American Society of Testing and Materials (ASTM F2040-18) for impact rating.The adjustable airflow system of the Latitude S1 lets you regulate the amount of air you feel as you’re shredding down the mountain.The integrated goggle retention securely straps your favorite pair of snow goggles to the helmet.Its interior mesh liner and black velvet padding keep your head warm and comfortable.COMMUNICATE WITH YOUR FRIENDS ON THE SLOPES.The Bluetooth® 4.1-powered intercom works over a 700-meter (760 yards) range.It operates utilizing a large, glove-friendly jog dial positioned on the left ear-pad, perfectly suited for use even with the thickest of cold protection on your hands.Up to four skiers can connect and communicate over the standard four-way intercom.The helmet is also capable of two-way HD Intercom, enabling a pair of users to receive ultra-rich High Definition audio in their communications.CONNECTED AND INFORMED WHEREVER YOU ARE.Latitude S1 offers more than just intercom communication.You can also pair your smartphone to the snow helmet to access phone features, like listening to music, hearing GPS navigation, and taking phone calls.No longer will you have to worry about missing a call or fumbling with your phone when you can answer right from your helmet! On top of this, multi-language voice prompts from the helmet itself keep you informed of statuses, such as the helmet’s battery life and intercom pairings.Specifications:GENERAL.Weight:640 g (22.58 oz) (M size).Operating Temperature:-10ËšC - 50ËšC.BLUETOOTH.Bluetooth 4.1.Headset Profile (HSP).Hands-Free Profile (HFP).Advanced Audio Distribution Profile (A2DP).Audio Video Remote Control Profile (AVRCP).COMMUNICATION.Working distance:Up to 1 kilometers (0.62 miles) in open terrain.Supports up to 4 users.AUDIO.Noise Cancellation:Advanced Noise Controlâ„¢.Codec:Built-in SBC Codec.BATTERY.Talk time:up to 8 hours.Charging time:3 hours.Type:Lithium Polymer battery.CERTIFICATES.Electronics:CE, FCC, IC.Helmet:ASTM F2040-18, CE EN 1077:2007 Class B.