Sena – Communication System – Ram-X

Bluetooth 5.1 communication system designed specifically for the Arai SZ-R VAS Open-Face Helmet | Features a two-way HD intercom (0.3-mile range) | Custom helmet fit | Noise cancellation: Advanced Noise ControlTM | Compatible with Sena smartphone apps | Speaker: 48.2 mm x 14.6 mm (1-7/8″ x 5/8″) | Boom Microphone: length 160 mm (6-5/16″) | Weight: main module – 86 g (3.03 oz) | Operating temperature: -10C – 55C (14F – 131F) | Working Distance: up to 500 m (0.3 miles) in open terrain | Supports up to: 2 riders | Battery | Talk time: 12 hours | Charging time: 2.5 hours | Type: Lithium Polymer Battery