V BESTLIFE Anti-Radiation in-Ear Headsets Air Tube Security Earpiece with Mic 3.5 mm Plug for Mobile Phone (Black) sold2026 IP serial camera

IP serial camera

M108SDSL2S

Manufactured from Best Quality Tool steel

The ball bearing uses the rolling process to reduce the friction during power transmission and to improve the transmission efficiency of the mechanical force

V BESTLIFE Anti-Radiation in-Ear Headsets Air Tube Security Earpiece with Mic 3.5 mm Plug for Mobile Phone (Black) sold2026 IP serial cameraV BESTLIFE Anti Radiation in Ear Headsets Air Tube Security Earpiece with Mic 3. 5 mm Plug for Mobile Phone (Black) Specifications: Plug: 3. 5 mm Impedance: 1620%0. 126V, 1 kHz Frequency range: 20Hz~20kHz Resonance frequency: 4KHz20% Rated power: 100MW L R output difference: 3dB at 1KHz1MW Output sound pressure level: 102dB Length: about 100cm 39. 37inch Weight: about 20g Package Size: Approx. 14. 39. 61cm 5. 633. 780. 39inch Package List: 1 Headset 2