Wireless Handheld Microphone System with 2 Cordless Mics and Receiver Box Professional

Features:
Crisp and loud -- this handheld microphone set clearly amplifies sound without any static or buzzing.
Two modes to connect to background music -- BT type and Line-in type.
Microphone's volume and reverberation can be adjusted by knobs on the receiver box.
Microphone adopts UHF band, working distance is more than 15 meters, suitable for outdoor use.
The handheld microphone and receiver box are made of aluminium alloy in compact design and upscale appearance, widely applies for conference, lecture, home entertainment, etc.
Support professional microphone frequency conversion operation ( 25 channels are optional) whenever and wherever possible to avoid interference signals.
Microphone priority function -- the background music will be turned down automatically to highlight human voice when talking to the microphone.

Specifications:
Microphone --
Model: K28
Material: Plastic, Metal
Color: Silver + Gold
Transmitting power: ≤ 10MW
Transmitting distance: ≥ 15m
SNR: ﹥ 70dB
Distortion: ≤ 0.5%
Optional channel: 25 channels
Power supply: 2 AA batteries (3V) （battery is not included）
Frequency Response: 80Hz-10KHz
Microphone length: 24cm / 9.45in

Receiver box --
Power supply: Adaptor (5V 1A)
Working current: ≤300MA
Bit width: 16bit
Time delay: ≤ 5ms
BT: 4.1

Package size: 27.8 * 16.2 * 11.3cm / 10.94 * 6.38 * 4.45in
Package weight: 1151g / 40.6oz

Packing List:
2 * Handheld microphone
1 * Receiver box
1 * USB plug to DC plug power cord
3 * Audio cable (including switcher)
2 * Antiskid rings
1 * User manual