Main features:
- Adopt high-sensitivity VHF technology and 15ppm quartz crystal locked frequency・ the transmission distance is up to 50m- Professional VHF 4-channel wireless microphone system・ can use four wireless collar microphones without interference at the same time- Distinctive cardioid polar pattern・ reduce the noise effectively・ capture rich・ full-bodied sound from sources that are directly in front of the microphone- Superior selectivity・ multi-channel can use at the same time・ do not interfere with each other- High sensitivity・ make the original sound reproduction・ clear and crystal sound transmit to others・ perfect for broadcasting・ teaching・ recording・ etc.Performance parameter:
- Frequency range: 220 - 270MHz- Frequency response: 80Hz - 15KHz- Harmonic interference: more than 90dB- Radio frequency stability: + / - 0.005 percent- S/N: more than 60dB- Sensitivity: -70dBM- Receiver power supply: DC 12V / 320mA- Transmit power: 20mW- Microphone ( transmitter ) is powered by 2 x AA battery ( not included )Launcher:- Frequency stability: + / - 0.005 percent- Carrier output power: 30mW and less- Spurious radiation suppression: more than 40dB- Maximum modulation: + / - 75KHz- Pickup mode: capacitive- Power supply: 9V battery ( not included )- Power consumption: less than 30mA?Receiver:- Receiver sensitivity: less than 2uV- Mirror suppression: more than 40dB- Audio output impedance: 600 ohm- Audio output level: 0 - 0.5V- Use power: AC 220 - 240V・ 50 / 60Hz- Power consumption: 1W


Brand: WEISRE


Model Number: U - 400


3.0000 Package weight: 3.052 kg
Product Size(L x W x H): 42.00 x 17.80 x 4.00 cm / 16.54 x 7.01 x 1.57 inches
Package Size(L x W x H): 53.60 x 30.50 x 12.50 cm / 21.1 x 12.01 x 4.92 inches


Package Contents: 1 x Microphone System・ 4 x Antenna・ 4 x Collar Microphone・ 4 x Receiver・ 1 x Power Charger・ 1 x 6.35mm Cable・ 2 x Holder・ 1 x English User Manual