Zekler Sonic 550 level-dependent hearing protector with Bluetooth, headband

• Rechargeable via USB, the built-in lithium-ion battery provides up to 55 hours of operating time and 100 hours of standby time on a single charge.
• The advanced noise cancellation of the boom microphone enables clear, crisp communication even in high-noise environments.
• The ambient sound level adjustment amplifies weak sounds and allows you to hear your surroundings while still effectively protecting your hearing from sudden loud noises.
• Control buttons that are easy to use even with gloves: play, pause, next, previous, answer/reject call, end call, volume up/down, phone assistants (e.g. Siri, Google Assistant).
• SPT sound protection technology (Sound Protection Technology) limits the speaker sound level to a safe 82 dB.
• Maximum range 10 m.
• Automatic shut-off after 4 hours of inactivity.
• Adjustable headband with soft, replaceable padding.
• USB charging cable included.

Complies with the requirements of PPE Directive 89/686/EEC, Regulation (EU) 2016/425, and standards EN 352-1, EN 352-8, and RED 2014/53/EU.

Attenuation values:

H = 32

M = 26

L = 17

SNR = 29