Boya, Model – Boya BY-AP100, Type – Earbuds, Connectivity – Bluetooth, Frequency Response – 20Hz – 20kHz, Microphone – Yes, Working/Bluetooth Range – 10 Meter, Bluetooth Version – Bluetooth 5.1, Sound Mode – Stereo, Driver Unit – 13mm, Battery – 35mAh x 2 (Earbuds), 450mAh (Charging case), Rechargeable Battery – Yes, Charging Time – 1.5 hours (earbuds), 2 hours (case), Playing Time – 6 hours (earbuds), 21 hours (case), Weight (gm) – 3.7gm (single earbud), 42gm (charging case), Color – Black, Feature – Slide cover design for easy access, Comfortable wearing, Easy switch between single/double ear mode, Smart touch operation, powerful bass, High quality sound and clear calls, USB Type-C charging case, Others – Bluetooth profile: HSP/ HFP/ A2DP/ AVRCP, Supported codec: SBC/ AAC, Input voltage: 5V=250mA, Specialty – Slide-cover design allows your easiest access to the product, Using both earbuds simultaneously os only one of them is feasible, Free your hands and enjoy crystal clear calls, Intelligent touch control that integrated almost all functions, Powerful bass provided with high elasticity titanium film, Conveniently charged through USB Type-C charging port, with 4 light indicators real-time presenting the battery level, High speed bluetooth for more stable and longer distance connection, You can barely notice the earbudsto its ergonomic and comfortable design., Warranty – 1 Year, Country of Origin – China, Made in/ Assemble – China