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1. Horn diameter: 40mm2. Frequency range: 20-20.000hz3. Microphone size: 6x2.7mm4. Microphone sensitivity: -38dB+/-3dB5. Directivity: Omnidirectional6. Impedance: 2.2 ohm7. Cable length: about 1.9m8. Material: PVC9. Input plug: 3.5mm10. The omnidirectional noise reduction microphone can pick up sound very sensitively, so you can have a clear chat with others11. The microphone boom is very flexible, allowing you to adjust the position12. Equipped with a 40mm audio driver, providing rich bass, clear vocals and high-fidelity stereo, very suitable for online courses, Skype chat, business work, conference calls, etc.13. Ultra-lightweight call center headset with adjustable headband, suitable for all head types14. Soft over-ear ear cushions and padded headbands are designed to provide a comfortable wearing experience and eliminate pressure on the ears or head, enhancing comfort throughout the day15. Plug and play, no need to install16. There is a volume controller on the headphone cable, you can easily manage the volume increase or decreaseSpecification: Package Weight One Package Weight 0.29kgs / 0.63lb One Package Size 19cm * 8cm * 8cm / 7.48inch * 3.15inch * 3.15inch Qty per Carton 40 Carton Weight 12.78kgs / 28.17lb Carton Size 38cm * 32cm * 40cm / 14.96inch * 12.6inch * 15.75inch Loading Container 20GP: 548 cartons * 40 pcs = 21920 pcs40HQ: 1272 cartons * 40 pcs = 50880 pcs

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