Bluetooth Speaker Key Chain

Bluetooth Speaker self developed Bluetooth speakers. Bluetooth chip 5.0, receive distance 10m, output power 3w, frequency 50hz-20khz, impedance 4D, product size 050M6.5mm, The Bluetooth Speaker Key Chain features self-developed Bluetooth 5.0 technology, ensuring a reliable connection within a 10-meter range. With an output power of 3 watts and a frequency response of 50 Hz to 20 kHz, it delivers clear audio. Compact at 50M x 6.5mm, it is highly portable for convenient use.