TRIPROC Binaural 4 Pin RJ9 Telephone Headset For Landline Phones

Description:

Only compatible with RJ9 Port call center corded telephone devices. This headset model offers a substantial increase in comfort and productivity over a handset. The most cost-effective headset solution.

Specification:
150ohms speaker, to make sure the perfect voice quality
Microphone type: electret condenser microphone(ECM)
Microphone sensitivity: 40db±3db
Microphone voltage: 2.0v
Receiver impedance: 150±10 ohm

Package Included: 
1 x 4-Pin RJ9 Crystal Binaural Headset
1 x Headset Adapter

How to use:

1, Plug the adapter (the headset comes with it) into the phone RJ9 port, then plug the headset into the adapter.
2, There’s a line sequence switch on the adapter(it has the numbers 1 – 8).
3, Make sure to take a look at each of the 8 “Channels” until you find the one where you’ll be able to hear them and they may be able to hear you.

Note: 

1, Only compatible with the most headset-ready landline telephones or devices that improve 4 pin rj9 plug headset.
2, this headset just May also be compatible with professional call center phone, will not be compatible with the cordless phone, please make sure the port before ordering.
3, use the headset with adapter, May also be compatible more different call center phones. the adapter has 8 modes, try to test every mode on your device.
4, this headset just May also be compatible with cord phone, not for the cordless phone.
Only compatible with RJ9 Port call center corded telephone devices.
Application for Phone sales, Telephone Counseling Products and services, Insurance, Hospitals, Banks, Telecom operators, Enterprises.
150ohms speaker, to make sure the perfect voice quality. Noise proof microphone, to increase the voice clarity.
Comfortable wear, compact appearance, human engineering design, May also be uninterruptible the use of.The headset clip May also be stretched freely and comfortable wear.