Have a happy shopping Describe: The compact body, loud sound, can be carried with you, can also be hung on the bag as a fashion accessory. The 3W driver provides loud, high-fidelity stereo even at maximum volume. TWS Bluetooth 5.0 speaker, activate the true wireless stereo by pairing 2 speakers, press and hold one of the buttons for one second, the 2 speakers are connected. The luxurious aluminum design brings you an excellent touch. Noise-cancelling microphone enables hands-free calling 300 mAh Li-ion polymer battery, guarantee 3 hours of continuous playback Compatible with most Bluetooth-equipped devices, excellent connection range up to 10 meters Specification: Material: electroplated aluminum Speaker output: 3W Wireless range: 10 meters Battery: 300mAh Playing time: 2-3 hours. Charging time: 2 hours Bluetooth version: 5.0 Size: 50mm x 31mm Net weight: 70g Frequency: 20HZ-20KHZ Signal to noise ratio: =80DB Package includes: speaker*1 charging cable*1 lanyard*1 Products from ChunChuan's store