Zekler Sonic 550H level-dependent hearing protector with Bluetooth, helmet attachment

• 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
• Advanced noise cancellation in the boom microphone enables clear, crisp communication even in high-noise environments.
• Level-dependent ambient sound amplifies weak sounds and allows you to hear surrounding sounds while your hearing remains effectively protected from sudden loud noises.
• Control buttons 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.
• Automatic shut-off after 4 hours of inactivity.
• The hearing protector features standard 30 mm quick-mount helmet attachments that fit most helmets on the market.
• USB charging cable included.

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

Attenuation values:

H = 32

M = 26

L = 17

SNR = 29