The AKG CU 700 Digital Wireless Charging Unit is a sleek black device designed specifically for the DHT 700 and DPT 700 models. With 2 channels and 2 inputs, it allows for convenient wireless charging capabilities. Its compact design and single output make it easy to use and compatible with a variety of devices. The CU 700 model from AKG is a reliable and efficient solution for charging your audio equipment wirelessly.