Sennheiser HD350 Over-Ear Bluetooth Headphones - White No Audio Cable

Sennheiser HD350 Over-Ear Bluetooth Headphones - White No Audio Cable Product Description

Sennheiser HD 350 BT. Product type Headset, Wearing style Head band, Recommended usage Calls Music. Connectivity technology Wireless, Bluetooth profiles A2DP,AVRCP,HFP,HSP, Frequency band 2.402 2.480 GHz. Ear coupling Circumaural, Headphone frequency 18 22000 Hz, Acoustic system Closed. Microphone type Built in, Microphone frequency 80 8000 Hz. Battery technology Lithium Polymer LiPo , Battery life max 30 h, Battery capacity 300 mAh