Avantree Auditour Add-on Open-Ear Headphones (10 Pack) - Expansion Compatible with Wireless Tour Guide System

【Compatible With AudiTour Only】 Compatible with AudiTour wireless tour guide system only – includes 10 receiver headphones, not a standalone device, requires AudiTour transmitter to work. 【Expandable For Larger Groups】 Add 10 more receivers to your AudiTour system and deliver clear audio to more listeners during tours, training sessions, and guided events. 【Clear Audio Up To 100m】 Stable 2.4GHz wireless connection delivers clear sound with low interference – up to 100m range in open space for smooth group communication. 【Individual Volume Control】 Each receiver features independent volume adjustment – listeners can set their own comfortable listening level without affecting others. 【Comfortable Fit & Long Battery】 Open-ear design fits left or right ear, lightweight for all-day wear – up to 20 hours of playtime with convenient charging options.