Sena 10 EVO - 4K Camera & Bluetooth Communication System with HD Speakers - allows for an easy rider communication and video recording, with its sleek design and superior performance. Its compact, aerodynamic design is optimized for helmets as it hugs close to the outer shell. This results in reduced wind resistance and noise, improving your audio experience. HD Speakers: Premium HD speakers are redesigned and optimized for both physical comfort and unmatched audio performance Designed with a beveled taper, the HD speakers fit easily into helmet pockets and give riders a more comfortable experience Offer a marked increase in volume, bass boost, and clarity Add voices to your video with Smart Audio Mix: The camera's integrated communication system mixes audio from the intercom and music from your smartphone into your video, on the fly Allows you to narrate your footage while it's happening through the intercom and capture the authenticity of the moment, while reducing the need for follow-up audio editing Record the best moments of your ride: Capture video in 4K at 30 frames per second or take photos in still shot, burst, or time-lapse mode The camera button allows for simple one-touch recording while Voice Prompts keep you updated on the camera's progress With video tagging, you can save important events from a continuous loop of video recording, instantly creating highlights As for storage, the 10C EVO accepts MicroSD cards up to 128 GB Features: Bluetooth - Phone calls, music, GPS directions, and intercom communication HD Speakers - Boosted audio, bass, and clarity Ultra HD (2160p) with 4K - 30 frames per second Intercom Range - 1.6 km 4-Way Intercom - Connect up to 4 headsets together for a group intercom conversation Smart Audio Mix - Mix audio from the intercom and music from any Bluetooth connected device straight into your video Voice Prompts Advanced Noise Control HD Voice Remote Control Compatible SPECIFICATIONS: Bluetooth: Headset Profile (HSP) Hands-Free Profile (HFP) Advanced Audio Distribution Profile (A2DP) Audio Video Remote Control Profile (AVRCP) Intercom: Working Distance: Up to 1.6 km in open terrain Supports up to 4 riders Audio: HD Speakers HD Voice Noise Cancellation: Advanced Noise Control Codec: Built-in SBC Codec Video: 2160p: 30 fps (Ultra HD) 1440p: 30 fps (Quad HD) 1080p: 60 fps (Full HD) 1080p: 30 fps (Full HD) Video recording time: 1.5 h Video file format: MP4 (H.264) Maximum video bit rate: 60 Mb/s (4K) Photo: 12 MP (4:3) Burst Shot: 8 Pics per second Time Lapse Mode: Single shot every 1 sec or 2, 5 or 10 sec Battery: Talk Time: Up to 20 h Charging Time: 2.5 h Included: 10C EVO Wired Boom Microphone and Holder Speakers and Pads (Thick and Thin) Hook and Loop Fasteners for Speakers and Wired Boom Microphone Clamp Unit (Gear Type) Allen Wrench Foam Speaker Covers Microphone Sponges USB Power and Data Cable (Micro USB type)