1. Key Point:
1) UHF Band Fixed Frequency (653.50MHz,643.50MHz)
2) Transmitter: 2 pcs Metal handhled microphones
3) Receiver: Metal Box,ON/OFF Button,Individual Volume Knob, AF/RF Indicator
4) Special digital launch receiving circuit, strongly improve S/N ratio, high fidelity reduction pick up sound.
5) Digital transmit receive encryption,stop all external signal interference.
6) Set special arbitrary selection of 8 kinds effect sound output,suitable for all kinds occasions and performance activities. (0: standard 1: Boost 2: Treble 3: Pop 4: Rock 5: Classic 6: Jazz 7: Dance 8: R&B)
7) Two XLR individual outputs and one 1/4"" Mixed output.
8) Range: up to 160 Feet ( over 50 meters ), Suit for karaoke, speaking, party, church, etc.
9) battery: 4*AA (not included in the package.)

2.Product Description:

Stability: 0.005% (-10-50)
Deviation: 40KHz
S/N: 96db
Distortion:0.5%@1KHz
Frequency Response: 30Hz-20KHz

3. Receiver :

Receiver front panel function:

1.) Power Switch:

A) Link the power adapter to receiver power socket,then link the power adapter to 220V power.

B) Press the receiver power button,power indicator is on,the receiver is on "working" status.

2.) AF Led Indictaor

when RF indicator is on, microphone A/B power is on

A) Microphone A/B pick up the sound, the AF light is on

B) no sound is picked up, the AF light is off.

3.) RF Led Indictaor

​when the receiver is on "working" status,

A) Microphone A/B no power, left/right RF light is off

B) Microphone A/B is on, left/right RF light is on

4.) Effect Screen:

Display the number of the present effect.

5.) Effect Choose Button:

Press the button, the number will change from 0 to 8. You can choose the effect according to the number. (0: standard 1: Boost 2: Treble 3: Pop 4: Rock 5: Classic 6: Jazz 7: Dance 8: R&B)

6.) Volume Knob:

clockwise: volume from low to high

anticlockwise: volume from high to low.
Receiver back panel function:

1) Mic A and Mic B XLR socket:

A.) Need XLR cable:(not included in the package)

B.) From the socket,

a) you can link the receiver to audio mixer

b) then you can controld the microphone A or microphone B separately.

2) Mix out socket:

A.) Need 6.35mm plug cable.(included in the package)

B.) From the socket,

a) you can link the receiver to amplifer/speaker,etc.

b) you only can control the microphone A and B together.

4. Transmitter:

Capsule: Professional Audio Dynamic Capsul

Transmitting power:<=10dbm

Frequency stabilization:+-0.005%

Battery Two-pieces battery of 1.5

Material:

Metal handheld, Comfort and smooth handling experience with elegant appearance.

Microphone head

Polygon design to prevent rolling.

Cartridge:

1) Type: Moving coil

2) Polar pattern: Cardioid

Low-LED:

Battery low power LED indicator:

1)Red led light on: enough power

2)Red led light flash: low power

5. Package Includes:(SKU A0489)
1)Microphone 2pcs 
2)Receiver 1pc
3)Audio frequency cabel 1pc
4)Adapter or Power line 1pc
5 )Owner's manual 1pc
6)1.5V Battery 4pcs (Pls note: Due to transportation reasons, the battery is not issued with the goods, please purchase by yourself, tks!)