4-zone mixer amplifier 120W/channel FM DAB USB Bluetooth - RONDSON RON-02823

The Rondson AMX-4120 is an integrated amplifier/mixer for managing up to four audio zones, delivering 120 W per channel and a total configuration of 4 × 120 W. Its built-in media player includes an FM/DAB tuner and MP3, USB, SD and Bluetooth playback. Three Combo MIC/line inputs with switchable Phantom power are provided, together with an AUX input on RCA connectors and rear-panel bass and treble controls for each input.

The rear panel carries four remote-control ports and two remote MIC ports on RJ45 connectors. They are used to control the AMX-4B wall panel and select the AMX-4A zone. The connections also include two L/R RCA outputs plus a monitor output, along with four loudspeaker outputs for four separate zones on Euroblock connectors. A dry contact is available for PA interruption.

The power supply accepts 230 V AC at 50/60 Hz or 24 V DC. Loudspeaker output is arranged as four channels at 100 V and 8–16 ohms. For MIC/line inputs 1–3, the listed sensitivity is 60 dB–16 dB / 20 kohm balanced; Line 1 is specified as 20 dB + dB / 20 kohm balanced. The two RJ45 connections are rated at 0 dB / 600 ohm balanced, and output level is 0 dB / 600 ohm balanced.

Frequency response is 70 Hz–20 kHz (± 3 dB), signal-to-noise ratio is greater than 80 dB, consumption is 550 W and THD is below 0.5%. Cooling is provided by a fan, with thermal, overload and short-circuit protection. Dimensions are 48.4 × 8.8 × 40.5 cm and weight is 6.3 kg. The AMX-4120 is intended for commercial and professional applications requiring flexible audio management.