【High-Quality Voice Calls】 ELECOM wireless headsets use a 2.4GHz communication frequency, providing stable voice calls. The boom microphone delivers clear audio, making it ideal for business settings and remote work. 【Long Battery Life】 With up to 14 hours of use, you can use it with confidence during long meetings and calls. Charging is also easy, allowing for quick reuse. 【Easy Connection】 You can easily connect to your device using the USB dongle. No complicated setup is required, and you can start using it immediately. - Brand: ELECOM - Model: HS-HPW101BK - Connection Type: Wireless - Communication Frequency: 2.4GHz - Microphone Type: Boom Microphone - Accessories: USB dongle, charging cable - Usage Time: 14 hours Thank you for viewing.