Philips 5000 series TAH5205WT/00. Product type: Headphones, Wearing style: Head-band, Recommended usage: Music. Connectivity technology: Wireless, USB connector: USB Type-C, Bluetooth profiles: A2DP,AVRCP,HFP,HSP. Acoustic system: Closed, Headphone frequency: 20 - 20000 Hz, Impedance: 32 Ω. Microphone type: Built-in. Battery type: Built-in battery, Battery technology: Lithium Polymer (LiPo), Battery life (max): 29 h |