Portable loudspeaker with splash-proof function, high sensitivity microphone transmits clearly; Splashproof for outdoor use; Can be used even when droplets happen on the main unit, so it can be used in sudden rain outdoors. The terminal cover must be securely closed. It cannot be used if submerged in water. Main unit: IPX4 compliant; Microphone: IPX3 compliant; Hands-free type; Hands-free type hands-free speaker that allows you to freely use both hands. It can be used for various occasions, such as event events, lectures, guides, guides, induction during disasters, and work in noisy areas. Equipped with a microSD slot that allows you to play and record music and voices: Equipped with a microSD card slot that allows you to play music and record voice. Supported Capacity: 512 MB - 32 GB (supports microSD card and microSDHC cards). You can record audio by inserting a microSD card (sold separately). The recorded audio can be played as is. (Audio File: mp3 format) *Recording can only be used when connected to the microphone. ALL IN ONE SET OF EVERYTHING YOU NEED: Includes a dedicated microphone, shoulder strap, charging adapter+cable, external audio cable and everything you need. Maximum Continuous Usage Time: Approx. 10 hours; Built-in lithium ion battery can be used for up to 10 hours. It will vary greatly depending on the volume used. Can also be used as an external speaker. By connecting the included external sound source cable, it can also be used as an external speaker. Convenient USB Type-C terminal charging: This product can be charged by USB Type-C Please make sure to use the included AC adapter for charging. ■Product Specifications: Main unit specifications: Size (W x H x D): Approx. 3.8 x 4.7 x 1.8 inches (96 x 120 x 45 mm); Product weight: Approx. 14.2 oz (423 g) (main unit only); Power supply: 5 V1A; Battery used: Built-in lithium ion rechargeable battery: 3.7 V 4400 mA; Maximum Output: 200 mA; Maximum operating time: Approx. 10 hours; *Variable depending on volume and function. Charging time: Approx. 6 hours. Recommended usage range: Approx. 164.2 sq ft (50 sq m) indoors. Compatible microSD card: microSD card (512 MB - 2 GB), microSDHC card (4 GB - 32 GB). *MicroSD card is sold separately. Splashproof function: IPX4 equivalent. Accessories: Dedicated microphone, USB-AC adapter, USB cable for charging, shoulder strap, external sound source cable, instruction manual (English language not guaranteed), silicone cover (installed), instruction manual (English language not guaranteed): 1 year from the date of purchase; Included microphone specifications: Format: Unidirectional, Frequency characteristics: 70Hz - 16KHz, Impedance: 1.2KΩ, Weight: Approx. 1.1.1.1.2 oz (30 g); Cable length: Approx. 1.2 m), IPX3 m. Equivalent