Sound Town Wireless Microphone Karaoke Mixer System, Supports HDMI ARC, Optical (Toslink), Smart TV, Media Box, PC, Bluetooth, Soundbar, Receiver, AUX (SWM15-PROS). HDMI ARC function, AUX/Optical combo output, Easy setup with adjustable echo and tone controls. Recommended uses for product. VERSATILE COMPATIBILITY: The SWM15-PROS’s multiple input / output connectors including HDMI ARC, 3.5mm and optical combo output enables it to be compatible with a variety of devices including smart TVs (HDMI ARC needed), home receivers, soundbars and etc. HDMI ARC FUNCTION: Please check the pictures for CEC/PCM setting guidance. Please help make sure to enable your TV’s CEC and choose PCM as audio format under expert setting on the TV. The HDMI ARC on the SWM15-PROS karaoke mixer allows you to extract the audio from the TV to the mixer. This allows the mixer to blend the music and vocal, and send the mixed signals to a soundbar or amplifier (HDMI cable is not included). AUX/OPTICAL COMBO: The Audio Out port can be served as either an AUX (3.5mm Jack) or Optical output (with the included AUX to Optical adapter). It supports a variety of sound bars like Bose 300/500/700, Samsung, Vizio, etc. EASY-TO-SETUP: With up to 4 selectable frequencies and independent volume controls, the karaoke mixer system supports up to 2 wireless mics or 2 wired mics (not included) and its operation range is up to 100 feet line-of-sight. INSTANT KARAOKE FUN: The SWM15-PROS system comes with adjustable echo and tone controls for more Karaoke fun. It allows you to mix mic signal with music without using an additional mixer and is perfect for Karaoke, DJ music, house party and speaking. The Sound Town SWM15-PROS is a compact karaoke microphone mixer system. It comes with dual-channel, 2 selectable UHF frequencies per channel (4 channels in total) and is interference-free. The HDMI, 3.5mm (1/8) input and output connectors and built-in Bluetooth make it easy to connect with various devices including TV box, smart TV, home theater systems, receivers, speakers, soundbars, amplifiers, notebooks, tablets, and more. The microphone receiver and sound mixer enables you to mix mic signal with music without using an additional mixer. It comes with two wireless microphones and can support two wired dynamic microphones (not included). The rotatory control knobs can swiftly adjust the volume of your music, microphone, echo and tone to the desired level. It is ideal for karaoke, DJ music and house parties. With a built-in HDMI ARC (Audio Return Channel) connector on the SWM15-PROS mixer, it allows you to connect to almost any smart TV through an HDMI cable. Simply plug the HDMI cable to the HDMI ARC port on your Smart TV and plug the other end of the HDMI cable to the HDMI OUT (ARC) port on the SWM15-PROS mixer. The smart TV is required to have an HDMI ARC port and the HDMI cable is not included. If you intend to use a smart TV as the input source, you will need external speakers (not included) to connect the TV to the SWM15 receiver. Please check the connection diagram for more information. Depending on the input connectors on your soundbar or home receiver, the Audio Out port serves as either an AUX or optical output. The 3.5mm AUX audio cable and mini Toslink to Toslink optical cables are included in the package. The dual-purpose output makes it a breeze to connect the SWM15-PROS system to almost any soundbar or receiver. 32.5 x 29.1 x 7 cm; 1.03 kg. 3.5 mm Jack.