Bodygear 22 Decibel Noise Reduction Earmuffs (ACM13256) Low voltage (24 volts) is

Low voltage (24 volts) is utilized to power the heating element — completely electronic switching protects voltage and current sensitive components against transient spikes sometimes caused by other units utilizing mechanical switching circuits

and manual

Comes with the following cables:

input voltage: 230 VAC 50 Hz 0

Connector in a single cycle

Bodygear 22 Decibel Noise Reduction Earmuffs (ACM13256) Low voltage (24 volts) isNoise reduction rating 22 decibels Soft, foam filled ear cups Adjustable to fit all sizes Lightweight and comfortable Seal out sound with cushioned ear covers that are durable, lightweight and adjustable for a comfortable fit. Color may vary. Materials: Foam Plastic Ear Cushion Material: Soft Foam Noise Reduction Rate NRR: 21 dB Style: Over The Head.