Multifunction Telephone Handset Radiation Proof Wired Headphones Retro Phone Handset Home Office

Label:Yes Frequency range: 20-20000HZ Size Chart:21x5x6cm/8.27x1.97x2.36inch Line length: about 1 meter long Impedance: 150ohm Speaker diameter: 38mm Function: Noise reduction system to improve call comfort. Material: ABS Connection plug: 3.5MM four tips Package Includes:1 Piece Telephone Handset Sensitivity: 111dB±3% Plug: 3.5MM Adjustment Mode: Button

Features: Noise-cancelling system, high-quality speakers and microphone for improved call comfort. Buttons: Simple and light-touch buttons, answering and hanging up calls, convenient and easy to use. High-definition speaker and microphone: There is a button on the side of the microphone to adjust the volume. Soft to the touch on the outside: suitable for home and office. Move away from your phone to eliminate up to 99% of radiation absorption. Compatible with mobile phones and computers: Compatible with most 3.5mm devices. Compatible with all mobile phones and computers.