YPA C4CW Adapters The second-generation products have come, The adapter is designed for connecting DPA microphones to transmitters and power supplies featuring 4-pin Hirose connections. MicroDot to 4-pin Hirose connector Adapter for use with DPA's series of Miniature Microphones such as the 4060, 4061, 4062, 4063, 4065, 4066, 4067, 4071, 4088, 4099