Specifications: The use of stylish outdoor sports and indoor bathroom dual-use portable waterproof speakers, breaking the traditional meaning of a single outdoor or indoor speaker on the market. Support all Bluetooth-enabled mobile phones. It has IP65 waterproof, rainproof, dustproof, and powerful high-end suction cups, so that the speakers can be played at random occasions. It automatically enters the bluetooth-compatible state when it is turned on, providing high-quality stereo audio signal transmission within a barrier-free range of 10 meters. Powerful polymer lithium battery power supply, 80% volume continuous playback for more than 3.5 hours. Item Name: bluetooth-compatible Speaker Material: ABS + Sucker Bluetooth Version: 4.2+EDR Rated Power: 3W Transmission Distance: 10 Meters Battery Capacity: 300mAh Rated Voltage: DC 5V Bluetooth Call: Yes TF Card Function: Yes Charging Time: 3 Hours Play Time: 4-5 Hours Size: 8.5cm x 3.5cm/3.35" x 1.38" (Approx.) Notes: 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. Package Includes: 1 x bluetooth-compatible Speaker 1 x Charging Cable 1 x User Manual 1 x Hook bluetooth-compatible Speaker ABS + Sucker bluetooth-compatible Speaker bluetooth-compatible Speaker bluetooth-compatible Speaker