5R Communication System
7.2 mm premium HD speakers and an audio equalizer, Speaker driver unit: 40 mm – thickness 7.3 mm, Boom microphone: length 150 mm, Wire between speakers: length 510 mm, Weight: main module - 1.48 oz. (42g), Operating temperature: 14°F - 131°F (-10°C - 55°C), Bluetooth® 5.1, Advanced Audio Distribution Profile (A2DP), Working Distance: up to (70 mm) 0.4 mi. in open terrain, Audio Video Remote Control Profile (AVRCP), Supports up to 2 riders, Noise Cancellation: Advanced Noise Control™, Talk time: 16 hours, Charging time: 2.5 hours