This wireless 300 mAh happy shower speaker with a range of up to 10m will be your favorite for singing in the shower because you can synchronize it with your mobile and listen to the music or radio you prefer. And, in addition, it also serves as a speaker for taking calls, what more could you ask for? Design: compact and super comfortable. It is round with a suction cup on the bottom to be able to place and remove it as many times as you want and on the different smooth surfaces that you fancy. So you can take it with you wherever you want! And once synchronized, the next times it will connect automatically whenever the wireless connection of your mobile is connected. Color: white with tie-dye print and the phrase 'happy' on the side. Measurements: 90x95x40mm. Microphone: yes, built-in and has a button that facilitates hands-free calls. Buttons: work to control the call, play or pause music and change songs, etc. On/off: to turn the speaker on and off. >> or next: press briefly to go to the next song. Hold down to increase the volume. << or previous: press briefly to go to the previous song. Hold down to decrease the volume. Telephone: to pick up or hang up calls. After receiving a call, press it quickly to redial that call. Play or pause: to pause or continue playing music. Synchronization: you can connect the speaker to your mobile very easily. Press and hold the On/off button for 6 seconds until the red and blue lights blink constantly. Activate the wireless connection function on your mobile and select the ALE-HOP device. That's it, play the music you choose! Once synced, it will automatically connect the next times whenever the wireless connection of your mobile is connected. (device includes instructions) Electronic features: Range: 10 m. Battery: 1 lithium battery. 3.7V, 300mAh. Recharge it with the included USB cable. The red light indicates it is charging. Once ready, this light will turn off. Charging time: 50 minutes. Operating time: approximately 1.5 hours. Power: 3V. Wireless version: V5.0. Voltage: 5V. Frequency: 80Hz-18Khz. Functionality: with this waterproof speaker you can sing at the top of your lungs in the shower. Get it and let the music begin!