Featuring transparent 24-bit digital audio quality and incredibly efficient RF spectrum usage, the QLXD1 bodypack transmitter is ideal for wireless vocals and instruments in presentation spaces, music venues, and houses of worship. Easy to use, the QLXD1 quickly syncs with a wireless receiver over IR at the push of a button and maintains clear, uninterrupted signal over its entire 100 m (330 ft.) range. All-metal construction ensures durability, and a wide selection of compatible microphone choices offer legendary Shure sound signatures.

Features:
- 20 Hz to 20 kHz frequency range with flat response (actual response is microphone dependent)
- Over 120 dB of dynamic range - no transmitter gain adjustments needed
- AES 256-bit encryption for secure transmission
- Up to 9 hours continuous use with 2 x AA alkaline batteries
- Optional Shure SB900 lithium ion rechargeable battery provides up to 10 hours of continuous use and reports remaining runtime in hours and minutes
- External charging contacts for docked charging
- Backlit LCD with easy to navigate menu and controls
- Selectable display mode showing group/channel, frequency, or battery runtime
- 100 meter (300 feet) line-of-sight operating range
- 4-Pin male mini connector (TA4M)
- Rugged metal construction
- Detachable 1/4 wave antenna
- Frequency and power lockout

Specs:
Mic Offset Range: 0 to 21 dB (in 3 dB steps)
Battery Type: Shure SB900A Rechargeable Li-Ion or AA batteries 1.5 V
Battery Runtime @ 10 mW:
Shure SB900A: up to 10 hours
Alkaline: up to 9 hours
Dimensions: 86 x 65 x 23 mm, H x W x D
Weight: 138 g, without batteries
Housing: Cast aluminum
Audio Input Connector: 4-pin male mini connector (TA4M)
Configuration: Unbalanced
Impedance: 1 MO
Maximum Input Level (1 kHz at 1% THD): 8.5 dBV (7.5 Vpp)
Preamplifier Equivalent Input Noise (EIN) (System Gain Setting = +20): -120 dBV, A-weighted, typical
RF Output Connector: SMA
Antenna Type :1/4 wave
Impedance: 50 O
Occupied Bandwidth: < 200 kHz
Modulation Type: Shure proprietary digital
Power: 1 mW or 10 mW