Awei Ta12 Anc TWS Wireless Earbud Bluetooth V5.4.

Supported Protocols: HFP, A2DP, ATT, AVRCP, AVCTP, AVDTP, SDP, GAP Operating Frequency: 2.402GHz-2.480GHz Maximum Range: 10 meters Battery & Charging Earbud Battery: 40mAh (with protection board) Charging Case Battery: 400mAh (with protection board) Charging Time: 1.5 hours Playback Time: 6 hours (ANC off) Call Time: 5 hours (ANC off) Additional Details Charging Interface: Type-C Voice Prompts: Supported Multi-Device Connection: Not Supported