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Wireless Amplifier - WMA-668

Product Name: Wall Mounted Wireless Amplifier (WMA-668)

Description:
Fashion and sleek shape own the well-designed patent. The speaker is mounted on the wall, equips a chosen speaker to gain the best performance. It is convenient to operate, just to turn on/off the switch on the wireless microphone, than the wireless speakers on the wall act simultaneously. It is popular and adapted by a number of schools.

Character:

  1. Suitable for a fixed environment, need not to be moved often.
  2. With 22 watt power output, able to connect with a external 22 watt regular speaker.
  3. Manufactured by automatic SMT production and SMD device with excellent quality.
  4. Patent circuit design and tone squelch, there are more 200 frequency bands allowed to be used, and no interference will be happened when they work simultaneously.
  5. The high sensitive lapel clip-on microphone performs the best audio result; even it is 30cm far from the mouth. The hand-held microphone could be chosen.
  6. Quartz locked ensures no draft.
  7. The volume is able to be adjusted.

Specifications:

>Frequency range: VHF 160-270Mhz

>Power : 110V/220V AC

>Audio output: 22 Watt

>Dimension : 14cm(W) x 35cm(H) x 16.2cm(D)

> Weight : 480 kg

Receiver

Transmitter

Item

Item

Clip-On

Hand-held

Modulation

FM

RF power

10mW

10mW

Sensitivity

<10 dBuv

Stability

+/- 0.005%

(Quartz locked)

+/- 0.005%

(Quartz locked)

Output power

R.M.S 22W

Volume remote control

Yes

No

Oscillation

Quartz locked

Deviation

+/- 20K Hz

+/- 20K Hz

MiddleFreq

10.7 MHz

Spurious

Emission

More than 40dBm

(Below carrier level)

More than 40dBm

(Below carrier level)

T.H.D

Below 0.5%

Battery

9V Alkaline x 1
(8 hours)

AA 1.5V x 2

(16 hours)

Channel

More than 200 Channels

Current

<30mA

<40mA