The Cardo Freecom 4X Single helmet intercom offers communication for up to four riders with premium sound at a range of 1.2km / 0.75mi. It features 40 JBL mm speakers with JBL sound profiles. It is fully waterproof, keeping you connected in all climates and conditions, with a two-year warranty. Over-the-air software updates keep your unit updated via the Cardo Connect App. Universal connectivity enables the Spirit to connect with any other Bluetooth headset, regardless of brand. Cardo's Automatic Volume automatically adjusts your sound volume based on the outside ambient noise. All the music you ever wanted is streamed directly from your smartphone, or you have the option of an FM radio with six preset station memories. Control, share and experience your favourite tune on the road. A robust and universal USB Type-C connector gives easy connections to any device. Make calls and control your GPS with a touch of a finger or the sound of your voice. It is fast charging, with 13 hours of talk time, 2 hours of charging, and 2 hours of talk time with a 20-minute charge, along with a standby time of 10 hours. The dimensions are as follows: central unit, Height: 48mm, Length: 78mm, Depth: 20mm, Weight: 37g; speakers, diameter: 40mm, depth: 10mm. The box contains 1 x Cardo Freecom 4x communication device, 1 x Cardo speaker pair. 1 x Cardo microphone and 1 x Cardo gooseneck microphone, including Velcro pads.