Shure GLXD9 9 Dual Wireless Microphone ( Black Metallic)

Shure glx9 digital uhf wireless dual microphone . system operating range indoors: up to 100 meters typical, with a maximum of 200 meters under ideal conditions. outdoors: up to 200 typical, with a maximum (300 m) under ideal conditions. transmit mode frequency hopping audio frequency response 20 hz – 20 khz note: dependent on microphone type. dynamic range 120 db, a-weighted latency group 1: 4.0 ms rf sensitivity -88 dbm, typical total harmonic distortion 0.2%. rf output power 10 mw e.i.r.p. max operating temperature range -18°c (0°f) to 57°c (135°f) . note: battery characteristics may limit this range. storage temperature range -29°c (-20°f) to 74°c (165°f). battery life up to 16 hours note: all specifications are subject to change. performance may vary depending on country regulations and operating environment