Model Number: 2420 VoIP headset Brand Name: Daily Key Specifications/Special Features: FeaturesVoice tube monaural headset for office, contact centers, IP-phoneErgonomic design, Over-the-head wearing styleHigh quality leather ear cushion for all days comfortableAdjustable metal headbandOmnidirectional microphoneFlex microphone boom for 330 degree rotationASP (Acoustic shock Protection) to protect hearingPLX quick-disconnect function58mm large size ear cushion
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.
Mono Headset with only one earpiece, position the T-bar above your ear.
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.