Yealink YHS34 LITE QD-RJ9

Function:Plug-and-playHD Voice/Wideband speaker designNoise canceling microphone and passive noise cancellationActiveProtection technology protects the user from acoustic injury330° adjustable microphone arm, easy to adjust without breaking Important information:- Connector: QD and RJ9- Microphone sensitivity: -44.0 dB re. 1 V/Pa- Speaker sensitivity: 93 dB SPL @ 1 kHz- Speaker input power: max 10 mW- Black colour- Weight: 181 gPackage contents: YHS34 headset, QD to RJ9 cable, user manual.