This bicycle speaker has a vehicle speed display and a clock display, and the adjustable clip design allows the rider to enjoy music on a bumpy journey without worrying about the speaker falling off. Support TF card playback and hands-free calling, even if you are riding a bike, it will not let you miss a call. IPX65 waterproof grade, it will not be affected by the weather even in the wild, very suitable for indoor and outdoor activities such as horse riding, beach, swimming pool, bathroom, etc. With Bluetooth 5.0, this speaker can provide you with a more stable and continuous connection. Portable and compact design, this mini bluetooth speaker can be easily carried anywhere. Built-in 800mAh high-capacity lithium battery, providing you with up to 10h playback time. So you can enjoy premium stereo sound for a long time! Bluetooth Version: 5.0 Waterproof Grade: IPX65 Horn: 45mm 4 5V RF Range: 10m Frequency Range: 20Hz-20kHz Signal Exposure Ratio: 80dB Battery Capacity: 800mAh Charging: Micro USB Standby Time: 300h Material: TPU, ABS Color: Black, Blue, Red(optional) Size: 93 x 87 x 47mm Weight: 350g Package List: 1 x Bike Bluetooth Speaker Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia