Unlike a mono amplifier, this instrumentation amplifier LTC2053HMS8 differential amplifier from Linear Technology uses two channels to amplify audio signals. It has a rail to rail output. Its typical dual supply voltage is ±3|±5 V, with a minimum of ±1.35 V and maximum of ±5.5 V. This part has a temperature range of -40 °C to 125 °C. It has a single channel per chip. This device uses one or two power supplies.