MS-T40 sport earphone low bass in ear earbuds waterproof music headphone sports earbuds business headset gaming wireless earbuds

Bluetooth version: Bluetooth 5.4
Audio decoding: AAC, SBC
Compatible systems: IOS/Android/Windows
Speaker unit: Φ 8mm 32 Ω
Frequency response: 20-20kHz
Supporting protocols: A2DP/AVCTP/AVRCP/HFP/SPP/SMP/ATT
/GAP/GATT/RFCOMM/SDP/L2CAP
Charging voltage: 5V
Music duration: approximately 6 hours
Standby time: 200 days
Charging time: about 1.5 hours