Purchasing an UHF transmitter and coupling it with a wall contact microphone could be a little expensive sometimes. ITS-SK-700 solves this problem.
This model works as UHF wireless wall contact microphone and UHF room transmitter.

FEATURES
1. Equipped with ceramics microphone.
2. It worksalso as UHF transmitter -Built-in sensitive electrostatic microphone.
3. Long battery life -70 hours by Alkaline battery.
<note> This model has no earphone output.

When you use a wall contact microphone please be carefull not to scratch the wall. Otherwise it damages the needle of contact microphone.

SIZE: Transmitting amplifier 15.5 x 46 x 72mm
         Ceramics contact mic. Ø 30 x 17mm Cord 1m
         Antenna Ø 3 x 195mm
WEIGHT: Amp. 74g (including batteries) / Contact mic. 60g / Antenna 1g
POWER SUPPLY: N (R1 or LR1) battery x 2
BATTERY LIFE: Approx. 120h (alkaline)
INPUT: Mic. input Ø2.5mm monoral mini mini jack
           Antenna input -wire antenna screw.
BUILT-IN MIC: Electrostatic microphone.
RECOMMENDED RECEIVERS: ITS-UZ-10, ITS-UZ-100M, ITS-USS-100, ITS-USP-100, ITS-UZR-CHARGER, ITS-UCR-500EX.