Graphite Calls/Music In-ear Headset True Wireless Stereo (TWS) Bluetooth 5.0 RF connectivity 30 m Intraaural Microphone type: Built-in Built-in battery Lithium-Ion (Li-Ion) Performance BeamForming Yes International Protection (IP) code IP68 Control type Touch Control unit type On-ear control unit Volume control Touch Operating keys Multi-key Product colour Graphite Headset type Binaural Recommended usage Calls/Music Wearing style In-ear Product type Headset Ports & interfaces Wireless range 30 m Frequency response (talk mode) 100 - 8000 Hz Frequency response (music mode) 20 - 20000 Hz Frequency band 2.4 GHz RF connectivity Yes Bluetooth version 5.0 Bluetooth Yes Connectivity technology True Wireless Stereo (TWS) Headphones Noise canceling type Active Driver unit 1.2 cm Ear coupling Intraaural Microphone Noise-canceling switch Yes Hybrid noise-canceling Yes Number of microphones 2 MEMS (Micro-Electro-Mechanical System) microphone Yes Microphone direction type Omnidirectional Microphone