" The APS910 is a professional phantom power adapter It is designed to convert 9-52 volts of phantom power to 2.5-volt electret microphones with an internal impedance converter and internal load. It’s supplied with a wide range of Audix electret condenser microphones. Features include immunity from RF, low noise circuitry, gold plated input and output connectors, RoHS compliant. The APS910 is manufactured with a precision die-cast zinc alloy, durable Black E-coat finish and gold plated XLR connectors. Designed, assembled, and tested by Audix in the USA. INCLUDED PRODUCTS The APS910 phantom power adapter is provided with the following Audix microphones: ADX Series – ADX10FLP, ADX20iP, ADX40 & ADX60 Instrument Mic – MicroD, MicroHP & f90 COMPATIBILITY The APS910 phantom power adapter is also compatible with the following Audix microphones: Instrument Mic – ADX10FL Headworn Mics – HT5 & HT7 Lavalier Mics – ADX10 & L5 "