What's in the box:

UHF Wireless Microphone System with Dual Headset Microphones and Receiver with 6.35mm Audio Cable for Video Interview Broadcast Teaching (Uk)

Features:
UHF Wireless System: The system includes dual headset microphone and one receiver, featuring UHF wireless transmission, stable connection and low distortion ensure high quality vocal sound transmission.
Headset Style Microphone: The wireless headset style microphone enables easy wearing on your head, designed shaped to fit your head better, battery powered for more portable application.
Receiver with LCD Display: The receiver can be steadily set on table or ground, with LCD screen to clearly display parameters like frequency and battery condition, to meet digital adjusting.
Battery & Adapter Powered: The dual headset microphone are powered by built-in 3.7V/450mAh battery, recharged via USB cable included. The receiver is powered with included power adapter.
Wide Application: The headset microphone system can be widely applicable for video recording, broadcast, interview, online teaching and more occasions, truly portable wireless connection.

Specifications:
Color: Black
Main Material: Plastic
Signal to Noise Ratio: 96dB
Frequency Response: 30Hz-18KHz
Distortion: <0> Dynamic Range: 96dB
Delay: 2.5ms
Frequency Points: Up to 48
Transmitter Power: 10mW
Receiver Sensitivity: -96dB
Transmitter Power Supply: Built-in rechargeable battery 3.7V/450mAh
Receiver Power Supply: UK plug power adapter(Included) AC110~240V
Battery Duration: About 5 hours
Receiver Dimension: 8.5 * 8.5 * 17.5cm / 3.35 * 3.35 * 6.89in
Package Size: 31 * 19 * 10cm / 12.20 * 7.48 * 3.94in
Package Weight: 660g / 23.28oz

Packing List:
2 * Headset Microphones
1 * Receiver
1 * 6.35mm Audio Cable
1 * Micro-USB to Type-A Cable
1 * Power Adapter
1 * User Manual