Set of 2. Brand new, unopened. Purchased in August 2024, but no longer needed. BEHRINGER's ultra-compact in-ear monitor amplifier. Allows you to clearly hear sound even in loud environments like drums. Built-in limiter function to protect headphones and ears. Durable metal chassis. Specifications: Features: ■ Ultra-compact in-ear monitor amplifier ideal for keyboardists, drummers, and all musicians. ■ Ultra-compact and simple operation for easy use. ■ Equipped with a 3.5mm stereo mini-jack. Can connect headphones, earphones, and professional custom in-ear monitors. ■ Equipped with a locking XLR/TRS combo jack. ■ Level control via power on/off switch. ■ Stereo/mono source switch (built-in). ■ Operates for up to 12 hours on 2 AAA batteries (not included). ■ LED indicator for battery control. ■ Convenient belt pack clip included. ■ Impact-resistant metal chassis. #IEM #earmonitor