Charge up to eight wireless microphones for your ADECIA conferencing system at the same time with the Yamaha RM-WCH8. The charger works with the RM-WDR and RM-WOM boundary mics as well as the RM-WGL and RM-WGS gooseneck mics. The unit's built-in DECT 1.9 GHz wireless technology allows you to use it with the RM-WAP-8 wireless access point (available separately) for intelligent charging and monitoring via computer using the RM-WAP Device Manager software.