Lenovo K3 speaker amplifier headphones

Overview: • Waterproof: The speaker is waterproof, making it ideal for outdoor activities and events. • Bluetooth 5.0: With Bluetooth 5.0, the speaker can connect smoothly to your device and provide high-quality sound. • HiFi stereo sound: The speaker produces clear and pure sound with high-definition stereo technology, making it an excellent choice for music lovers. • Portable: The speaker is lightweight and easy to carry, making it suitable to take with you wherever you go. Specifications: BT version: V5.0 Transmission distance: 2 to 10 meters Battery capacity: 600mAh Rated inputs: 5V -- 500mA Charging time: about 1.5 hours Usage time: about 4-6 hours (at a certain volume) Speaker specifications: 52mm 4Ω 5W Frequency response: 100Hz-18kHz Precautions for product use: (1) Do not attempt to disassemble the unit or change any parts, except as described in the operating instructions. (2) Do not expose the unit to liquids, moisture, or humidity, as it is not waterproof. (3) Disconnect the unit from your Bluetooth device and move it to a safe area if liquid enters the unit. (4) Do not assemble or disassemble the unit to avoid electric shocks if your hands are wet. (5) Do not expose the unit to extremely high temperatures or throw it into fire, as it may explode. (6) Do not place the unit in an electromagnetic interference environment to prevent malfunction. Indicator status: • BT mode: Connected status, blue light on, and the blue light flashes slowly when music is playing. • Pairing mode: The indicator light flashes quickly in blue. • Charging indicator: The red charging light is on, and the red light turns off when fully charged. • TWS mode: When in the pair group, the host flashes periodically, and the secondary host flashes periodically in a longer cycle.