2pcs Smart Wireless Microphone Handheld Mic with USB Receiver for Karaoke Speech Loudspeaker
Features:
1. Adopts VHF 268.85Mhz/262.85MHz technology, remote wireless transmission makes operation easier without annoying wires, can achieve 20m of the transmission distance.
2. Broader frequency range, less interference, showing your voice easily and perfectly
3. Adopts the exacting complete electronic circuit control, capture rich, full-bodied sound from sources that are directly in front of the microphone.
4. For all events like Karaoke, live-performances, conference, church, school, hall, party, etc.
5. Can used with 3.5mm and 6.35mm female interface devices.
6. USB receiver power supply by USB charger, powbank and more.
7. Suitable for studio / karaoke / radio / etc
8. Suitable for teacher guides, etc.
Specifications:
Model: V20
Color: Black
Material: Plastic
Input: 2.2--3V
Power supply: 2 x AA battery (not included)
Working current: 90mA (Max.)
Working frequency: 268.85Mhz / 262.85Mhz (Fixed)
Pattern: cardioid polar pickup pattern
Sensitivity: -50 + / -3dB (0dB equal to 1V / Pa at 1KHz)
THD: less than 0.7 percent
S/N: more than 110dB
Delay time: less than 5ms
Frequency response: 50Hz~18kHz
Operating temperature: -10 - 50°C
Microphone Size: approx. 24 * 4.8* 4.8 cm
Audio cable length: approx. 50cm
USB Receiver Size: 8 * 2.5 * 1.2 cm
The gross weight: 409g
Note:
Please allow 1-3cm differs due to manual measurement.
Due to the different display and different light, the picture may not show the actual color of the item. Thanks for your understanding.

Included:
2 x Microphone
1 x USB Receiver
1 x 3.5mm Audio Cable
1 x 3.5mm to 6.35mm Converter Adapter