New and Improved Design The 20S EVO is the next generation of the original 20S, with an updated design and improved intercom functionality and stability to keep up with your ride. The 20S EVO was designed with a fixed type, shark fin antenna as opposed to its predecessor with the flip up antenna. This sleek new antenna design improves upon intercom stability and even secures the intercom distance while updates to the hardware allow for an even more robust general performance updates. Top of the line feature set The same feature set that made the 20S the world’s #1 Bluetooth communicator is still present in the 20S EVO. Use the updated intercom function to stay in touch with up to eight other riders up to 2 km (1.2 miles) away, through the Group Intercom™ feature. The 20S EVO still delivers HD-quality audio that’s clear, precise, and comfortable in every condition. Sena’s Advanced Noise Control™ ensures ambient noise doesn’t interfere with incoming and outgoing audio. Bluetooth 4.1 technology, high-quality stereo Bluetooth speakers, and dual-module architecture create a smooth, crisp, and responsive user experience that the 20S is known for. appreciate. Choose what you want to hear with Audio Multitasking™ Sena 20S EVO Audio Multitasking™ technology allows you to have an intercom conversation while simultaneously listening to music, FM radio, or GPS. No longer do users have to deal with the frustrations of interruption-based audio functions of past Bluetooth communication devices, the 20S’ Audio Multitasking™ is the perfect solution. Now audio features won’t interrupt each other but simply overlay for a smooth listening experience. Enrich your ride with interweaving audio sources. Simple user interface: motion sensor and voice commands The simplified user interface makes setting up and pairing your 20S EVO incredibly easy, thanks to Sena’s motion sensor technology. Pair your Bluetooth devices with a simple shake of the 20S EVO. Once you’re on the road, complete control of the 20S EVO can be done through hands-free voice commands. Intuitive technology ensures safe, controlled riding as you seamlessly move through music, phone, and intercom features. The optional Remote Controls give you even more command-and-control flexibility. Technology that keeps things simple… that’s the Sena advantage. You’re in control with Sena Smartphone Applications Linking the 20S EVO with the Sena Headset App (for iPhone and Android) allows you to configure device settings and access our quick guide at the click of a button. The 20S EVO can also easily connect to the Sena RideConnected App to intercom with a virtually limitless amount of riders over an infinite range, so long as you are connected to a mobile network. General Talk time: 13 hours Operating temperature: -10?C ~ 55?C (14°F ~ 131°F) Dimensions: Speaker: driver unit 40 mm – thickness 6.5 mm Boom microphone: length 190 mm Wire between speakers: length 555 mm Weight: Module: 61 g (2.15 oz) Bluetooth Headset Profile (HSP) Hands-Free Profile (HFP) Advanced Audio Distribution Profile (A2DP) Audio Video Remote Control Profile (AVRCP) Bluetooth 4.1 Intercom Working distance: up to 2.0 km (1.2 miles) in open terrain Audio Advanced Noise Control™ Built-in SBC Codec Wide volume control Sample rate: max. 48 kHz (DAC) FM Radio Built-in FM radio with RDS AF (Radio Data System Alternate Frequencies) Radio region: worldwide Radio frequency specifications: 64 ~ 108MHz 10 preset station memory with automatic scan function Battery Charging time: 2.5 hours Type: Lithium polymer Certificates CE, FCC, IC