ES 2160 is a 160 W class-D mixer-amplifier, with 4 mic-line audio inputs on removable connectors, an MP3 player with Bluetooth and an aux input for an external music source. The amplifier output is available both for low and high impedance speakers. Inputs 2 and 3 also have a RJ 45 socket for quick connection of a single RCF BM 3001 paging microphone (through CAT5 cable). ES 2160 offers several functions such as signal detection circuit ('VOX'), priority (through an external command), music on hold output, high-pass filters for improving speech intelligibility and tones controls.