USB Powered Wireless UHF Handheld Karaoke/Singing Microphone Set 864.8MHz

Indicates whether the product comes with batteries included in the package. A value of "Yes" means that batteries are supplied, while a value of "No" indicates that no batteries are provided and must be purchased separately.

The chemical composition or classification of a battery, such as alkaline, lithium‑ion, NiMH, or lead‑acid. It indicates the energy storage technology used in the product and helps users identify compatibility with devices that require specific battery chemistries.

A list of the cable types that are supplied with the product, such as USB, HDMI, VGA, DisplayPort, LAN (RJ‑45), SATA, audio or other relevant connectors.

The frequency at which a device transmits or receives radio signals, expressed in hertz (Hz). This attribute indicates the operating band of wireless equipment such as transmitters, receivers, and communication modules, helping users determine compatibility with regulatory standards and other devices.

Indicates the types of microphone connections available on a product, such as XLR, 3.5 mm jack, USB‑C, Lightning or wireless options. The value may list one or more connection types separated by commas.

The range of audio frequencies that a microphone can accurately reproduce, expressed in hertz (Hz). It indicates the lowest and highest tones the device can capture, helping users assess suitability for recording, broadcasting or communication applications.

The classification of a microphone’s design or pickup pattern, such as condenser, dynamic, lavalier, boom, built‑in, handheld or other types. It indicates the physical form and typical usage scenario of the microphone.

The mass of a microphone component expressed in a standard unit such as grams or kilograms. It represents how heavy the microphone itself is and can be used for shipping calculations, handling instructions, or consumer information.

The total count of battery cells that the product can accommodate or use. The value may be a simple integer (e.g., "4") or include the type of battery (e.g., "2x AAA"). It indicates how many individual batteries are required for operation, whether they are included in the package or need to be purchased separately.

The overall size of a wireless receiver expressed as width × depth × height, typically in millimetres or centimetres. This attribute indicates the physical envelope that the receiver occupies and helps customers determine whether it will fit into a desired space, shipping container, or mounting system.

The type of wireless receiver that accompanies a keyboard or mouse, such as Nano, Micro, Unifying, Standard, or other specialized receivers. It indicates the form factor and compatibility with the device’s wireless protocol.

The mass of a wireless receiver expressed in a standard unit such as grams or kilograms. It indicates how heavy the receiver is and can be used for shipping calculations, handling instructions, or consumer information.

The general category or style of the product, such as laptop, printer cartridge, or cooling fan. It helps buyers quickly identify the nature of the item and compare similar products.

The maximum distance over which a device can maintain a reliable wireless connection to another device or network. It is expressed in linear units such as meters or feet and indicates the effective coverage area for Wi‑Fi, Bluetooth, RF, or other radio technologies.