Marshall Tufton - Portable Bluetooth Speaker Color:Black it precisely analyses the output

it precisely analyses the output of each speaker to optimize every channel

Sleep Timer - Yes

*HDMI Outputs: Main / Zone:2 / 1

Lower and Upper -3dB Limits - 50 Hz → 110 Hz

Dolby ProLogic Ilz

Marshall Tufton - Portable Bluetooth Speaker Color:Black it precisely analyses the outputMARSHALL TUFTON Bring the show on the road with Tufton, the mightiest portable speaker from Marshall. Tufton packs 20+ hours of portable playtime, allowing you to go further, for longer. Bluetooth 5. 0 technology allows you to connect to a variety of wireless devices with a range of 30ft. 20+ HOURS OF PORTABLE PLAYTIME Tufton offers 20+ hours of portable playtime on a single charge. Its guitar inspired carry strap makes it perfect to take with you.