Sena EXPAND Boom, Outdoor BT®

This water-resistant Bluetooth® headset was designed to give you a stable, secure fit in any situation. Use the Expand Boom to communicate from headset to headset, take hands-free phone calls, or listen to music from your smartphone. No matter the situation, you’ll always enjoy the crystal-clear sound quality.

Features:
• Talk time: up to 10 hours
• Operating temperature: -10˚C – 55˚C (14°F – 131°F)
• Charging temperature: 0˚C – 45˚C (32°F – 113°F)
• Main unit - 164 mm x 120 mm x 142 mm (6.5 in x 4.7 in x 5.6 in)
• Boom Microphone - length: 85 mm
• Weight: main unit - 100 g (3.53 oz)
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