you are looking at a dual channel wireless microphone systems.it will bring you into a world where you can sing happily and help you take off tireness and stress｣ｬfeel freely immediately!jt at home｣ｬyou can have fun with your family and friends together!
features:
1. professional and intelligent dual wireless microphone system｣ｬes the vhf 220-270 mhz segment｣ｬavoid the interference frequency
2. with dual volume controls and dual rf indicators
3. ideal for professional e at any events: karaoke｣ｬ sound source recording and amplifying｣ｬ vocal concerts｣ｬ live-performances｣ｬ conference｣ｬ mical and opera｣ｬ church｣ｬ school｣ｬ hall｣ｬ family｣ｬ party｣ｬ etc...
4. distance 150 meter｣ｬopen and spacio ideal age distance 100 meter
specifications:
receiver:
1.consume power:3w
2.signal/noise ratio:>80db
3.image&spurio rejection>70db
4.border upon channel rejection:>70db
5.s/n:less than 12dbusind=20db
6.de-emphasis:50
7.power supply: ac 110v~220v.｡ﾜ10% 50hz
8.dimensions: 190l x 140w x 36hmm
microphone:
1.rf power output:15mwmax
2.spurio emissions: over 45dbcarrier ware.
3.microphone element: unidirctional dynamic microphone.
4.battery: two standard aa battery for eachincluded
5.current consumption: about 25ma.
6.battery life: over 8 hours continuo operation.
7.dimensions: 51d x 243lmm
overall system:
1.carrier frequency rage: vhf 220-270mhz
2.frequency stability:<20ppm
3.dynamic range:more than 80db
4.maximum deviation range:｡ﾜ25khz
5.frequency response:40hz-18khz3db
6.audio output level:0~｡ﾜ400mv mix out 0~｡ﾜ200mv
7.t.h.d at 1khz: ｡ﾟ0.5%
8.service areas:150 meters.
9.temperature range: -10｡ﾈ~50｡ﾈ
10.length of connecting cable: 1.0m
11.manipulate range:radio 200
12.length of adapter cable:1.1m
13.adapter plug type:
package included:
2x handheld microphones
1x receiver
1x 1/4 ''connecting cable
1x power adapter
1x english er manual
4x aa battery