Model Number: 2435 Sound tube headset Brand Name: Daily Key Specifications/Special Features: FeaturesSound tube binaural headset for office, contact centers, IP-phoneErgonomic design, Over-the-head wearing styleExcellent Sound Tube technology improves the voice clarityAdjustable metal headbandOmni -directional microphoneFlex microphone boom for 330 degree rotationASP (Acoustic shock Protection) to protect hearingPLX quick-disconnect function58mm large size ear cushion for more comfortable
Certificates: CE FCC RoHS
Warranty: 2 years

Remarks
Buy the headset have to choose a suitable headset adapter for call centers, offices, IP phone, internet communication, any noisy environment.
Different telephone brands and models may be different at the headset jack configuration. If you are not sure your phone headset jack configuration, please don’t hesitate to contact us.

Instructions
The headset is equipped with a Quick Disconnect cord to connect directly to the telephone's headset jack. No driver, amplifier or dialer is needed to operate.
To use the headset, insert the connector into the headset port of a compatible telephone.
Adjust the length of the headband and turn the earpieces slightly until the headset fits comfortably.
To optimize the position of the microphone, adjust the flexible microphone boom in the right direction so the microphone is close to the corner of your mouth.
Attach the clothing clip at a comfortable level to keep the headset properly positioned and free form the cord's weight.