Manufacturers description

UR1H High-Power Bodypack Transmitter
The UR1H High-Power Bodypack Transmitter from Shure features a 250 mW output for robust RF signal strength and extended transmission range. It uses either batteries or external power adapter via an integral AC power jack for intelligent and cost-efficient power usage.
Features
- Frequency-agile UHF wireless high power bodypack
- 250 mW RF output for crystal clear audio over extended distances and added power for congested environments
- Shure’s patented Audio Reference Companding
- Up to 3,000 selectable frequencies across an ultra-wide 75 MHz bandwidth
- Infrared transmitter synchronization
- Adjustable attenuation pad for instruments
- Backlit LC display shows name, frequency, battery gauge, gain and lock settings
- Power and frequency lockout
- Lightweight magnesium construction
- Removable antenna
- Optional external power supply
Specifications
Audio input level: +10 dBV max. at 0 dB gain position
Carrier frequency: 518 – 862 MHz (available frequencies depend on applicable country regulations)
RF output level: 250 mW across all tunable frequencies
Gain Adjustment Range: 55 dB
Power: 2 x AA batteries or 9 – 20 VDC; Shure PS22 adaptor recommended
Battery life: 3 hours with 1.5 V AA alkaline batteries, 7 – 9 hours with AA lithium primary batteries
Housing: Cast magnesium
Dimensions (H x L x D): 98 x 60 x 17 mm (3.84 x 2.38 x 0.66 in.)
Weight: 97 g (3.4 oz.) without batteries
Description
SHURE WIRELESS SYSTEMS - UHF-R Series Radiomics
UHF-R systems 'master the high pressure and extreme conditions of any large-scale touring or installation environment' while delivering 'uncompromising Shure sound'. 'Rock-solid engineering, the latest technology, and unparalled RF performance provide sound professionals with all the features and flexibility they need to tightly control up to 108 systems for the most elaborate productions'. UHF-R systems feature Shure's patented Audio Reference Companding for 'crystal-clear sound beyond the limits of conventional wireless technology'. UHF-R is exclusively available with Shure's premium KSM9 Dual-Diaphragm wireless microphone.