Feature(may vary by option.)

●Hands free loudspeaker (Mephone) with both hands and a set of speakers and microphone on the body for no range of motion.
●Built-in High Power Amplifier, Built-in Battery, Rechargeable Portable Loudspeaker (Megaphone) Hands free and free for both hands and convenient for various tasks. Built in battery for extended use.
●Great for lectures, lectures, storefront sales, street performances, tour conductors, sports instructors and more. The small body and hands are free for hands-free explanation and movement explanations.
●Size: Main body: Height 4.3 inches (110 mm) x Width 3.3 inches (85 mm) x Thickness 1.8 inches (45 mm); Headset/Microphone part length 5.5 inches (140 mm); Weight: 9.5 oz (268 g); Headset: 0.7 oz (20 g); Maximum output: RMS 20 W; Frequency response: 10 W; Frequency response: 10 kg); Power: DC 7.4 V.
●Power Supply: Built-in lithium battery operating time: about 10-15 hours (fully charged) Varies depending on the environment. Interface: Mini jack with diameter of 0.1 inch (3.5 mm) (mono)

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Description

Specifications: Size: Main body: Height 4.3 inches (110 mm) x Width 3.3 inches (85 mm) x Thickness 1.8 inches (45 mm); Headset: 0.7 oz (20 g); Maximum output: RMS 20 W; Frequency response: 100 Hz - 13 kHz; Power: DC 7.4 V; Operating time: Approx. 15 hours (depending on usage environment. Usage range: Estimate: Outdoor: about 30 people; Indoor: about 50 to 60 people; Voltage: International charger 90 to 240 V; Charging method: Dedicated AC adapter (included); Charging time: 3 to 5 hours; Interface: Diameter 0.1 inch (3.5 mm) mini jack; Set contents: Main unit, headset, strap, audio cable, charging power adapter; Instruction manual (English language not guaranteed).

Description 1. Portable and rechargeable loudspeaker to protect throat, perfect for tour guides, teachers, teachers, educators, sports instructors, cheerleaders, store sales, street addresses, etc. 2. Hands free for both hands, so you can explain the item with you and explain it on the move.Hands free and convenient for you to use both hands for a variety of tasks.Flexible arms allow you to adjust the position of the microphone freely. 3. Handsfree and small size, easy to take it with you in various places and use it.Great for both indoor and outdoor use.Since it has a built-in battery, you can easily bring it anywhere you want to use it indoors or outdoors. 4. Built-in lithium battery, can be used continuously for up to 15 hours on a full charge.Clear sound and no cracking. 5. Compact and lightweight, it feels great to hang from your shoulder or wear it on your waist while in use, and it is convenient to use both hands free.