"The Sandberg Bluetooth Office Headset Pro+ is a stylish and exceptionally comfortable wireless stereo headset.
It is optimised for use with mobile phones or for online conversations on your computer and ensures crystal clear speech reproduction.
Bluetooth 5.0, CSR chipsetFrequency range: 2.4 GHz-2.4835 GHzMultipoint technology for dual device connectionsupports A2DP, AVRCP, HFP, HSP, AACUp to 30-metre wireless rangeLoudspeaker frequency: 20 Hz ~ 20 KHzSpeaker sensitivity: 118 dB ± 3 dBMicrophone sensitivity: -38 dB ± 3 dBBlue/red indicator LEDs1 Multifunction buttonVol +/- buttons, Mute buttonCharging time: approx.
2 hoursTalk time: approx.
20 hoursStandby time: approx.
200 hoursCharging input: micro USB DC 5VBattery capacity: 320 mAh"