Monaural over-the-head wearing style for comfort and awareness of environment
Flexible boom design allows to adjust mic freely
RJ9 connector to replace telephone handset
2M coiled wire
Direct connect over the head headset

Specifications:

Cable:

Cable strenth : pulling force 10 Lbs
Registance: less than 0.3Ω per meter
Conductor: (8/0.1+250D)×4
Dimension: φ2.7×2M
Connector: RJ9 4 PIN


Speaker:

Type: moving-coil
Registance:150Ω
Sensitivity: 110±5dB at 20μPa=0db,1KHz
Frequency: 800±50Hz
Rated Power:5mW
Max Power: 20mW

Microphone Sensitivity: -52DB




Work with below telephones:

Plantronics:
A100, S10, S11, S12, S50, T10, T20, T50,T100,T110
SP-02,SP-04,SP-05,S50,A100,T50,T100,PLX-400, PLX-500
Pocket8 Phones:
6753i, 6755i, 6757i

Polycom:
SoundPoint IP Phone Series, Models 300, 301, 335, 430, 450, 500 (rev. 5 or later), 501, 550, 600, 601, 650, 670
POLYCOM IP300, IP301, IP430, IP450, IP500, IP501, IP600 & IP601 IP Phones

AVAYA / Lucent:
6402D, 6408D+, 6416D+M, 6424D+M, 8403, 8410D, 8434DX
4406D+, 4412D+, 4424D+, 4424LD+
2410, 2420
4610, 4620, 4621
5410, 5420,5610, 5620
DT1, DT3, DT5