Pillow Speakers for Sleeping Immersive White Noise Sound Machine for Sleeping Adults for Indoor Outdoor Office Hotel Car Travel

Voltage range : Low voltage non-USB (below 75V DC, below 50V AC) High-concerned chemical : None Input/Output : USB Maximum wireless range[m] : 80m-100m Touch Screen : no Sound Mode : Stereo Sound Mode Category : Speakers Use : Home Sabwoofer cabinet material : Plastic Woofer/Widerange material : Wood Mid-range material : Wood Tweeter material : Silk Tweeter type : Ribbon Acoustic enclosure : Sealed Sensivity : 1.00dB Bluetooth Version : Other Input Power(W) : 200-299W Total Harmonic Distortion : 1.00% Active Noise-Cancellation : Active Impedance : 4 Ohm Voice Control : Yes Frequency Range : Other Waterproof : No Support APP : No Material : Plastic Playback Function : mp3 Inbox adaptor : No Support Apt-x : No Intelligent Personal Assistant : NONE Display Screen : No Built-in Microphone : Yes Audio Crossover : Full-Range Number of Loudspeaker Enclosure : 1 Power Source : DC PMPO : 120 W Channels : 1 Feature : Play Video Battery : No Communication : Bluetooth Speaker Type : Portable Cabinet Material : Plastic Power Source : USB Origin : Mainland China Remote Control : No Display screen : Yes Output Voltage : Other Support Memory Card : No Certification : weee suitable_for : family usage_scenarios : indoor