McLELLAND MCR-244BT is 4 zones / 6 inputs channel stereo preamplifier containing a variety of input possibilities for microphone and Line level audio signals, offering a possibility for a wide range of small to medium-sized audio installations in various kinds of applications with a four-zone audio distribution system. It features two balanced mono inputs with phantom power and HI/MID/LOW tone and GAIN controls allowing connection of microphones. The switchable TALKOVER function suppresses background music if a priority microphone signal is present, making it suitable for paging or voice file announcements. The four stereo Line level inputs include 1 balanced XLR connector and 3 unbalanced RCA connectors. Each input source is equipped with individual input level control and signal routing buttons. An integrated Bluetooth receiver (mixed with Channel 4) offering convenient wireless connection possibility for portable and handheld devices including laptops, smartphones, and tablets. MCR-244BT is easy to use with versatile functions and would be a good solution for many installations.