TK11 Retro Bluetooth Speaker FM Radio Spatiotemporal Gate Suspended Clockwise Reverse Clock (without Battery) - Oak Color ?Bluetooth 5.0 audio transmission ?Support FM radio,Mini SD card/USB direct reading/AUX ?Stereo sound quality,professional acoustic master modulates curve to restore high fidelity sound effect ?Bluetooth calls can be answered hands-free with one key ?Black technology,suspended clockwise speaker,creative reverse clockwise movement,starting from the opposite direction ?The perfect fusion of classic retro elements and modern aesthetics Specification: ?Bluetooth Version: V5.0 ?Working Range: 10 meters ?Material: ABS ?Output Power: 4|? 5W ?SNR:?Y 75db ?Frequency Range: 100HZ-20KHZ ?Power Input: DC5V 1A (Type-C interface) Package included: ?1 x Bluetooth Speaker ?1 x Charging Cable ?1 x English and Chinese User Manual ?Other items not include